mirror of
https://github.com/hendricius/the-sourdough-framework
synced 2025-11-11 05:31:11 -06:00
More text feedback
Thanks Adam Carter!
This commit is contained in:
@@ -19,7 +19,7 @@
|
|||||||
\node [decision, right of=use_starter, node distance=3cm] (bake_next_week_check) {\footnotesize Baking in next 2 weeks?};
|
\node [decision, right of=use_starter, node distance=3cm] (bake_next_week_check) {\footnotesize Baking in next 2 weeks?};
|
||||||
\node [block, right of=bake_next_week_check, node distance=3.5cm] (store_fridge) {\footnotesize Store starter in fridge at 4°C(40°F)};
|
\node [block, right of=bake_next_week_check, node distance=3.5cm] (store_fridge) {\footnotesize Store starter in fridge at 4°C(40°F)};
|
||||||
\path [line] (bake_next_week_check) -- node{yes} (store_fridge);
|
\path [line] (bake_next_week_check) -- node{yes} (store_fridge);
|
||||||
\node [block, right of=store_fridge, node distance=3cm] (feed_after_fridge) {\footnotesize Feed again using 1:5:5 ration 8-12 hours before making dough};
|
\node [block, right of=store_fridge, node distance=3cm] (feed_after_fridge) {\footnotesize Feed again using 1:5:5 ratio 8-12 hours before making dough};
|
||||||
\path [line] (store_fridge) -- (feed_after_fridge);
|
\path [line] (store_fridge) -- (feed_after_fridge);
|
||||||
\path [line] (bake_next_day_check) -- node{no} (bake_next_week_check);
|
\path [line] (bake_next_day_check) -- node{no} (bake_next_week_check);
|
||||||
\node [decision, below of=use_starter, node distance=3cm] (freezer_check) {\footnotesize Have a freezer?};
|
\node [decision, below of=use_starter, node distance=3cm] (freezer_check) {\footnotesize Have a freezer?};
|
||||||
|
|||||||
@@ -129,4 +129,4 @@ degas quickly and turn into very flat breads. I have had great success though wh
|
|||||||
utilizing home milled flour together with a loaf pan or as a pan bread. If you
|
utilizing home milled flour together with a loaf pan or as a pan bread. If you
|
||||||
have found great ways to work with home milled flour please reach out. The potential
|
have found great ways to work with home milled flour please reach out. The potential
|
||||||
of using home milled flours is huge. It would enable even distant communities
|
of using home milled flours is huge. It would enable even distant communities
|
||||||
to grow their own wheat and be able to produce amazing freshly baked bread.
|
to grow their own wheat and be able to produce amazing freshly baked bread.
|
||||||
@@ -40,18 +40,18 @@ math and then adjust it for the 1.4 kilogram flour quantity.
|
|||||||
\end{figure}
|
\end{figure}
|
||||||
|
|
||||||
Note how each of the ingredients is calculated as a percentage
|
Note how each of the ingredients is calculated as a percentage
|
||||||
based on the flour. The 100 percent is the baseline as the absolute
|
based on the flour. The 100 percent is the baseline and represents the absolute
|
||||||
amount of flour that you have at hand. In this case that's 1000 grams
|
amount of flour that you have at hand. In this case that's 1000 grams
|
||||||
(1 kilogram).
|
(1 kilogram).
|
||||||
|
|
||||||
Now let's go back to our example and add just the flour, as we have
|
Now let's go back to our example and adjust the flour, as we have
|
||||||
more flour available the next day. As mentioned the next day
|
more flour available the next day. As mentioned the next day
|
||||||
we have 1.4 kilograms at hand (1400 grams).
|
we have 1.4 kilograms at hand (1400 grams).
|
||||||
|
|
||||||
\begin{figure}[H]
|
\begin{figure}[H]
|
||||||
\includegraphics{tables/table-recipe-bakers-math.pdf}
|
\includegraphics{tables/table-recipe-bakers-math.pdf}
|
||||||
\caption{An example recipe that uses 1400 grams as base and is then
|
\caption{An example recipe that uses 1400 grams as its baseline and
|
||||||
calculated using baker's math}
|
is then calculated using baker's math}
|
||||||
\end{figure}
|
\end{figure}
|
||||||
|
|
||||||
For each ingredient we calculate the percentage
|
For each ingredient we calculate the percentage
|
||||||
@@ -59,13 +59,14 @@ based on the flour available (1400 grams). So for the water
|
|||||||
we calculate 60 percent based on 1400. Open up your
|
we calculate 60 percent based on 1400. Open up your
|
||||||
calculator and type in 1400 * 0.6 and you have
|
calculator and type in 1400 * 0.6 and you have
|
||||||
the absolute value in grams that you should be using.
|
the absolute value in grams that you should be using.
|
||||||
For the second day, that is 840 grams. Proceed and do the same
|
For the second day, that is 840 grams. Proceed to do the same
|
||||||
thing for all the other ingredients and you know
|
thing for all the other ingredients and you will know
|
||||||
your recipe.
|
your recipe.
|
||||||
|
|
||||||
|
|
||||||
Let's say you would want to use 50 kilograms of flour
|
Let's say you would want to use 50 kilograms of flour
|
||||||
the next day. What would you do? You would simply proceed
|
the next day. What would you do? You would simply proceed
|
||||||
and calculate the percentages one more time. I like this
|
to calculate the percentages one more time. I like this
|
||||||
way of writing recipes a lot. Imagine you wanted to make
|
way of writing recipes a lot. Imagine you wanted to make
|
||||||
some pasta. You would like to know how much sauce you should
|
some pasta. You would like to know how much sauce you should
|
||||||
be making. Now rather than making a recipe just for you, a
|
be making. Now rather than making a recipe just for you, a
|
||||||
@@ -101,8 +102,8 @@ endophytes living in the grain.
|
|||||||
|
|
||||||
Simply weigh around 50 grams of flour and add another 50
|
Simply weigh around 50 grams of flour and add another 50
|
||||||
grams of water. It doesn't have to be exactly 50 grams of both
|
grams of water. It doesn't have to be exactly 50 grams of both
|
||||||
water or flour. You could also be using less and/or simply eyeball
|
water or flour. You could also use less and/or simply eyeball it.
|
||||||
it. The values are just shown as a reference. Don't use chlorinated
|
The values are just shown as a reference. Don't use chlorinated
|
||||||
water to setup your starter. It should be bottled water ideally,
|
water to setup your starter. It should be bottled water ideally,
|
||||||
or here in Germany we can just use our tap water. Chlorine
|
or here in Germany we can just use our tap water. Chlorine
|
||||||
is added to water to kill microorganisms. You will not
|
is added to water to kill microorganisms. You will not
|
||||||
@@ -166,13 +167,14 @@ my kitchen.
|
|||||||
\includegraphics[width=\textwidth]{sourdough-starter-microbial-war}
|
\includegraphics[width=\textwidth]{sourdough-starter-microbial-war}
|
||||||
\caption{A simple visualization of the microbial warfare that happens during the making of a sourdough starter. The
|
\caption{A simple visualization of the microbial warfare that happens during the making of a sourdough starter. The
|
||||||
wild spores on the plant and flour become activated the moment flour and water is mixed.
|
wild spores on the plant and flour become activated the moment flour and water is mixed.
|
||||||
Only the most adapt flour fermenting microbes will survive. Because of unwanted microbial fermentation it is advised
|
Only the most adapted flour-fermenting microbes will survive. Because of unwanted microbial fermentation it is advised
|
||||||
to discard the feeding-leftovers of the first days. The surviving yeast and bacteria continuously try to
|
to discard the feeding-leftovers of the first days. The surviving yeast and bacteria continuously try to
|
||||||
outcompete each other for resources. New microbes have a hard time entering the starter and are eliminated.
|
outcompete each other for resources. New microbes have a hard time entering the starter and are eliminated.
|
||||||
}
|
}
|
||||||
\label{fig:sourdough-starter-microbial-war}
|
\label{fig:sourdough-starter-microbial-war}
|
||||||
\end{figure}
|
\end{figure}
|
||||||
|
|
||||||
|
|
||||||
Wait for around 24 hours and observe what happens to your starter.
|
Wait for around 24 hours and observe what happens to your starter.
|
||||||
You might see some early signs of fermentation already. Use your nose
|
You might see some early signs of fermentation already. Use your nose
|
||||||
to smell the dough. Look for bubbles in the dough. Your dough
|
to smell the dough. Look for bubbles in the dough. Your dough
|
||||||
@@ -194,15 +196,15 @@ for around 1000 grams of flour (baker's math: 10-20 percent).
|
|||||||
Homogenize your new mixture again with a spoon. Then cover
|
Homogenize your new mixture again with a spoon. Then cover
|
||||||
the mix again with a glass or a lid. If you notice the top of
|
the mix again with a glass or a lid. If you notice the top of
|
||||||
your mixture dries out a lot consider using another cover. The
|
your mixture dries out a lot consider using another cover. The
|
||||||
dried out parts will be composted by more adapted microbes such as
|
dried-out parts will be composted by more adapted microbes such as
|
||||||
mold. In many user reports I saw mold being able to damage
|
mold. In many user reports, I saw mold being able to damage
|
||||||
the starter when the starter itself dried out a lot. You will
|
the starter when the starter itself dried out a lot. You will
|
||||||
still have some mixture left from your first day. As this contains
|
still have some mixture left from your first day. As this contains
|
||||||
possibly dangerous pathogens that have been activated we will discard
|
possibly dangerous pathogens that have been activated we will discard
|
||||||
this mixture. Once your sourdough starter is mature never
|
this mixture. Once your sourdough starter is mature never
|
||||||
discard it. It's long fermented flour that is an excellent addon
|
discard it. It's long-fermented flour that is an excellent addon
|
||||||
used to make crackers, pancakes and or delicious hearty sandwich
|
used to make crackers, pancakes and or delicious hearty sandwich
|
||||||
breads. I also frequently dry it and use it as a rolling agent
|
bread. I also frequently dry it and use it as a rolling agent
|
||||||
for pizzas that I am making.
|
for pizzas that I am making.
|
||||||
|
|
||||||
You should hopefully again see some bubbles, the starter increasing
|
You should hopefully again see some bubbles, the starter increasing
|
||||||
@@ -245,18 +247,18 @@ The key signs to look at are bubbles that you see in your starter
|
|||||||
jar. This is a sign that the yeast is metabolizing your
|
jar. This is a sign that the yeast is metabolizing your
|
||||||
dough and creates CO2. The CO2 is trapped in your dough
|
dough and creates CO2. The CO2 is trapped in your dough
|
||||||
matrix and then visualized on the edges of the container.
|
matrix and then visualized on the edges of the container.
|
||||||
Also note the size increase of your dough. The amount of size
|
Also note the size increase of your dough. The amount the dough increases
|
||||||
is irrelevant. Some bakers claim it doubles, triples or quadruples.
|
in size is irrelevant. Some bakers claim it doubles, triples or quadruples.
|
||||||
The amount of size increase depends on your microbes, but also on
|
The amount of size increase depends on your microbes, but also on
|
||||||
the flour that you using to make the starter. A wheat flour contains
|
the flour that you use to make the starter. Wheat flour contains
|
||||||
more gluten and will thus result in a higher size increase. At
|
more gluten and will thus result in a larger size increase. At
|
||||||
the same time the microbes are probably not more active compared
|
the same time the microbes are probably not more active compared
|
||||||
to when living in a rye sourdough. You could only argue that
|
to when living in rye sourdough. You could only argue that
|
||||||
wheat microbes might be better at breaking down gluten compared
|
wheat microbes might be better at breaking down gluten compared
|
||||||
to rye microbes. That's one of the reasons why I decided to change
|
to rye microbes. That's one of the reasons why I decided to change
|
||||||
the flour of my sourdough starter quite often. I had hoped to create
|
the flour of my sourdough starter quite often. I had hoped to create
|
||||||
an all-round starter that can ferment all sorts different flour.\footnote
|
an all-around starter that can ferment all sorts of different flour.\footnote
|
||||||
{Whether this is actually working I can't scientifically say.
|
{Whether this is working I can't scientifically say.
|
||||||
Typically the microbes that have once taken place are very strong
|
Typically the microbes that have once taken place are very strong
|
||||||
and won't allow other microbes to enter. My starter has initially
|
and won't allow other microbes to enter. My starter has initially
|
||||||
been made with rye flour. So chances are that the majority of
|
been made with rye flour. So chances are that the majority of
|
||||||
@@ -304,7 +306,7 @@ yeast part of your sourdough and balance the fermentation.
|
|||||||
\includegraphics{figures/fig-starter-maintenance.pdf}
|
\includegraphics{figures/fig-starter-maintenance.pdf}
|
||||||
\caption{A full flowchart showing you how to conduct proper sourdough starter maintenance. You can use a
|
\caption{A full flowchart showing you how to conduct proper sourdough starter maintenance. You can use a
|
||||||
piece of your dough as the next starter. You can also use left-over starter and feed it again. Choose an
|
piece of your dough as the next starter. You can also use left-over starter and feed it again. Choose an
|
||||||
option that works fest for your own schedule. The chart assumes that you are using a starter at a 100 percent
|
option that works best for your own schedule. The chart assumes that you are using a starter at a 100 percent
|
||||||
hydration level. Adjust the water content accordingly when you use a stiff starter.}
|
hydration level. Adjust the water content accordingly when you use a stiff starter.}
|
||||||
\label{fig:sourdough-maintenance-process}
|
\label{fig:sourdough-maintenance-process}
|
||||||
\end{figure}
|
\end{figure}
|
||||||
@@ -325,39 +327,38 @@ fermentation period. This piece I would use to regrow my starter again.}
|
|||||||
As explained earlier your starter is adapted
|
As explained earlier your starter is adapted
|
||||||
to fermenting flour. The microbes in your starter are very resilient. They
|
to fermenting flour. The microbes in your starter are very resilient. They
|
||||||
block external pathogens and other microbes. That is the reason why, when
|
block external pathogens and other microbes. That is the reason why, when
|
||||||
buying a sourdough starter, you will preserve the original microbes. They are
|
buying a sourdough starter, you will preserve the original microbes. It is
|
||||||
likely not going to change in your starter. They are outcompeting other
|
likely that they are not going to change in your starter. They are outcompeting other
|
||||||
microbes when it comes to fermenting flour. Normally everything in nature
|
microbes when it comes to fermenting flour. Normally everything in nature
|
||||||
starts to decompose after a while. However the microbes of your starter have
|
starts to decompose after a while. However, the microbes of your starter have
|
||||||
very strong defense mechanisms. In the end your sourdough starter can be
|
very strong defense mechanisms. In the end, your sourdough starter can be
|
||||||
compared to pickled food. Pickled food has been shown to stay good for a very
|
compared to pickled food. Pickled food has been shown to stay good for a very
|
||||||
long period of time \cite{pickled+foods+expiration}. The acidity of your sourdough starter is quite
|
long period of time \cite{pickled+foods+expiration}. The acidity of your sourdough starter is quite
|
||||||
toxic to other microbes. The yeast and bacteria though have adapted to living
|
toxic to other microbes. The yeast and bacteria though have adapted to living
|
||||||
in the high acid environment. Compare this to your stomach, the acidity
|
in the high-acid environment. Compare this to your stomach, the acidity
|
||||||
neutralizes many possible pathogens. As long as your starter has sufficient
|
neutralizes many possible pathogens. As long as your starter has sufficient
|
||||||
food available it will outcompete other microbes. When the starter runs out of
|
food available it will outcompete other microbes. When the starter runs out of
|
||||||
food the microbes will start to sporulate. They prepare for a period of no
|
food the microbes will start to sporulate. They prepare for a period of no
|
||||||
food and will then reactivate the moment new food is present. The
|
food and will then reactivate the moment new food is present. The
|
||||||
spores are very resilient and can survive under extreme conditions.
|
spores are very resilient and can survive under extreme conditions.
|
||||||
Scientists have claimed they found 250 million year old spores that are still
|
Scientists have claimed they found 250 million-year-old spores that are still
|
||||||
active \cite{old+spores}. While being spores
|
active \cite{old+spores}. While being spores
|
||||||
they are however more vulnerable to external pathogens such as mold.
|
they are however more vulnerable to external pathogens such as mold.
|
||||||
Everything in nature is at some point decomposed and broken down by other
|
Under ideal conditions though the spores can survive for a
|
||||||
microorganisms. Under ideal conditions though the spores can survive for a
|
|
||||||
long time.
|
long time.
|
||||||
|
|
||||||
But as long as they stay in the environment of your starter they live
|
But as long as they stay in the environment of your starter they live
|
||||||
in a very protected protected environment. Other fungi and bacteria have a hard time decomposing your left over starter mass.
|
in a very protected environment. Other fungi and bacteria have a hard time decomposing your left over starter mass.
|
||||||
I have seen only very few cases where the starter actually died. It is almost impossible
|
I have seen only very few cases where the starter actually died. It is almost impossible
|
||||||
to kill a starter.
|
to kill a starter.
|
||||||
|
|
||||||
What happens though is that the balance of yeast and
|
What happens though is that the balance of yeast and
|
||||||
bacteria changes in your starter. The bacteria is more adapt to living
|
bacteria changes in your starter. The bacteria is more fitted to living
|
||||||
in the acidic environment. This is a problem when you make another dough.
|
in an acidic environment. This is a problem when you make another dough.
|
||||||
You want to have the proper balance of fluffiness and sour notes.
|
You want to have the proper balance of fluffiness and sour notes.
|
||||||
When a starter has hibernated for a long period
|
When a starter has hibernated for a long period, chances are that
|
||||||
of time, chances are that you do not have a desirable balance of microbes.
|
you do not have a desirable balance of microbes.
|
||||||
Furthermore depending on the time your starter hibernated you might only have
|
Furthermore, depending on the time your starter hibernated you might only have
|
||||||
sporulated microbes left. So a couple of feedings will help to get your
|
sporulated microbes left. So a couple of feedings will help to get your
|
||||||
sourdough starter into the right shape again.
|
sourdough starter into the right shape again.
|
||||||
|
|
||||||
@@ -379,16 +380,16 @@ flour you feed it takes longer for your starter to be ready again.
|
|||||||
\textbf{I would like to take a break and bake next week:}
|
\textbf{I would like to take a break and bake next week:}
|
||||||
|
|
||||||
Simply take your leftover starter and place it inside of your fridge. It will stay good
|
Simply take your leftover starter and place it inside of your fridge. It will stay good
|
||||||
for a very long period of time. The only thing I see happening is the surface
|
for a very long period. The only thing I see happening is the surface
|
||||||
drying out in the fridge. So I recommend to drown the starter in a little bit
|
drying out in the fridge. So I recommend drowning the starter in a little bit
|
||||||
of water. This extra layer of water provides a good protection from the top
|
of water. This extra layer of water provides good protection from the top
|
||||||
part drying out. As mold is aerobic it can not grow efficiently grow under
|
part drying out. As mold is aerobic it can not grow efficiently under
|
||||||
water \cite{mold+anaerobic}. Before using the starter again simply either stir
|
water \cite{mold+anaerobic}. Before using the starter again simply either stir
|
||||||
the liquid into the dough or drain it. If you drain the liquid you can use it
|
the liquid into the dough or drain it. If you drain the liquid you can use it
|
||||||
to make a lacto fermented hot sauce for instance.
|
to make a lacto fermented hot sauce for instance.
|
||||||
|
|
||||||
The colder it is the longer you preserve a good balance of yeast and
|
The colder it is the longer you preserve a good balance of yeast and
|
||||||
bacteria. Generally, the warmer it is the faster the fermentation process is,
|
bacteria. Generally, the warmer it is the faster the fermentation process is,
|
||||||
and the colder it is the slower the whole process becomes.
|
and the colder it is the slower the whole process becomes.
|
||||||
Below 4°C the starter fermentation almost completely stops. The
|
Below 4°C the starter fermentation almost completely stops. The
|
||||||
fermentation speed at low temperatures depends on the
|
fermentation speed at low temperatures depends on the
|
||||||
@@ -404,18 +405,19 @@ be good for years.
|
|||||||
|
|
||||||
Simply take your starter and mix it with flour. Try to crumble the starter as
|
Simply take your starter and mix it with flour. Try to crumble the starter as
|
||||||
much as possible. Add more flour continuously until you notice that there is no
|
much as possible. Add more flour continuously until you notice that there is no
|
||||||
moisture left. Place the flour starter at a dry place in your house. Let it
|
moisture left. Place the flour starter in a dry place in your house. Let it
|
||||||
dry even more. If you have a dehydrator you can use this to speed up the
|
dry out even more. If you have a dehydrator you can use this to speed up the
|
||||||
process. Set it to around 30°C and dry the starter for 12-20 hours. The next
|
process. Set it to around 30°C and dry the starter for 12-20 hours. The next
|
||||||
day return your starter. It is in a vulnerable state as there is still a bit
|
day your starter has dried out a bit. It is in a vulnerable state as there is still a bit
|
||||||
of humidity left. Add some more flour to speed up the drying process. Repeat
|
of humidity left. Add some more flour to speed up the drying process. Repeat
|
||||||
for another 2 days until you feel that there is no humidity left. This is
|
for another 2 days until you feel that there is no humidity left. This is
|
||||||
important or else it might start to mold. Once this is done simply store the
|
important or else it might start to grow mold. Once this is done simply store the
|
||||||
starter in an airtight container. Or you can proceed and freeze
|
starter in an airtight container. Or you can proceed and freeze
|
||||||
the dried starter. Both options work perfectly fine. Your sporulated starter
|
the dried starter. Both options work perfectly fine. Your sporulated starter
|
||||||
is now waiting for your next feeding.
|
is now waiting for your next feeding. If available you can add some silica
|
||||||
|
bags to the container to further absorb excess moisture.
|
||||||
|
|
||||||
Initially it would take 3 days or so for my starter to become alive again
|
Initially, it would take 3 days or so for my starter to become alive again
|
||||||
after drying and reactivating it. If I do the same thing now my starter is
|
after drying and reactivating it. If I do the same thing now my starter is
|
||||||
sometimes ready after a single feeding. It seems that the microbes adapt. The ones
|
sometimes ready after a single feeding. It seems that the microbes adapt. The ones
|
||||||
that survive this shock become dominant subsequently.
|
that survive this shock become dominant subsequently.
|
||||||
@@ -424,5 +426,5 @@ So in conclusion the maintenance mode you choose depends on when you want to bak
|
|||||||
The goal of each new feeding is to make sure your starter
|
The goal of each new feeding is to make sure your starter
|
||||||
has a desired balance of yeast and bacteria when making a dough. There is no need to provide your
|
has a desired balance of yeast and bacteria when making a dough. There is no need to provide your
|
||||||
starter with daily feedings, unless it is not mature yet. In that case, each
|
starter with daily feedings, unless it is not mature yet. In that case, each
|
||||||
subsequent feeding will help to to make your starter more adapt at fermenting
|
subsequent feeding will help to make your starter more adept at fermenting
|
||||||
flour.
|
flour.
|
||||||
|
|||||||
Reference in New Issue
Block a user