diff --git a/book/figures/fig-baking-process.tex b/book/figures/fig-baking-process.tex
index 914d29d..e5e0d3d 100644
--- a/book/figures/fig-baking-process.tex
+++ b/book/figures/fig-baking-process.tex
@@ -1,6 +1,3 @@
-\input{./vars}
-
-\begin{document}
 \begin{tikzpicture}[node distance = 3cm, auto]
   \node [block] (heat_oven) {\footnotesize Heat oven to 230°C (446°F) for 30 minutes};
   \node [block, right of=heat_oven, node distance=3cm] (score_dough) {\footnotesize Score your dough};
@@ -24,4 +21,3 @@
   \path [line] (remove_steam) -- (build_crust);
   \path [line] (build_crust) -- (finish_baking);
 \end{tikzpicture}
-\end{document}
diff --git a/book/figures/fig-bulk-fermentation.tex b/book/figures/fig-bulk-fermentation.tex
index d559628..1554af8 100644
--- a/book/figures/fig-bulk-fermentation.tex
+++ b/book/figures/fig-bulk-fermentation.tex
@@ -1,6 +1,3 @@
-\input{./vars}
-
-\begin{document}
 \begin{tikzpicture}[node distance = 3cm, auto]
   \node [block] (init) {\footnotesize Bulk fermentation};
   \node [block, right of=init] (check_dough) {\footnotesize Check the dough};
@@ -27,4 +24,3 @@
   \path [line] (stretch_fold) -- (wait_60_minutes);
   \path [line] (wait_60_minutes) -- (check_dough);
 \end{tikzpicture}
-\end{document}
\ No newline at end of file
diff --git a/book/figures/fig-dividing-preshaping.tex b/book/figures/fig-dividing-preshaping.tex
index 51917ac..1a67b16 100644
--- a/book/figures/fig-dividing-preshaping.tex
+++ b/book/figures/fig-dividing-preshaping.tex
@@ -1,6 +1,3 @@
-\input{./vars}
-
-\begin{document}
 \begin{tikzpicture}[node distance = 3cm, auto]
   \node [block] (init) {\footnotesize Dividing required?};
   \node [decision, right of=init, node distance=5cm] (more_than_one_loaf) {\footnotesize More than 1 loaf?};
@@ -10,4 +7,3 @@
   \path [line] (more_than_one_loaf) -- (yes);
   \path [line] (more_than_one_loaf) -- (no);
 \end{tikzpicture}
-\end{document}
diff --git a/book/figures/fig-inverted-tray-method.tex b/book/figures/fig-inverted-tray-method.tex
index a47e55d..594171f 100644
--- a/book/figures/fig-inverted-tray-method.tex
+++ b/book/figures/fig-inverted-tray-method.tex
@@ -1,6 +1,3 @@
-\input{./vars}
-
-\begin{document}
 \begin{tikzpicture}[node distance = 3cm, auto]
   \node [block] (init) {\footnotesize Place water tray and stone in oven};
   \node [block, right of=init] (heat_oven) {\footnotesize Heat oven to 230°C (446°F) for 30 minutes};
@@ -22,4 +19,3 @@
   \path [line] (bake) -- (remove_steam);
   \path [line] (remove_steam) -- (finish);
 \end{tikzpicture}
-\end{document}
diff --git a/book/figures/fig-kneading-process.tex b/book/figures/fig-kneading-process.tex
index b892b3e..29430a9 100644
--- a/book/figures/fig-kneading-process.tex
+++ b/book/figures/fig-kneading-process.tex
@@ -1,6 +1,3 @@
-\input{./vars}
-
-\begin{document}
 \begin{tikzpicture}[node distance = 3cm, auto]
   \node [block] (init) {\footnotesize Homogenize recipe ingredients};
   \node [block, right of=init, node distance=3cm] (wait1) {\footnotesize Wait 15 minutes};
@@ -30,4 +27,3 @@
   \node [block, below of=dough_ball, node distance=3cm] (begin_bulk) {\footnotesize Begin bulk fermentation};
   \path [line] (dough_ball) -- (begin_bulk);
 \end{tikzpicture}
-\end{document}
diff --git a/book/figures/fig-liquid-starter-conversion.tex b/book/figures/fig-liquid-starter-conversion.tex
index 9dc2c7b..a12da7e 100644
--- a/book/figures/fig-liquid-starter-conversion.tex
+++ b/book/figures/fig-liquid-starter-conversion.tex
@@ -1,6 +1,3 @@
-\input{./vars}
-
-\begin{document}
 \begin{tikzpicture}[node distance = 3cm, auto]
   \node [block] (init) {\footnotesize Make a regular or stiff starter};
   \node [block, right of=init] (feed_new_ratio) {\footnotesize Mix 1g existing starter, 5g flour and 25g water};
@@ -20,4 +17,3 @@
   \path [line] (ready_signs) -- node{\footnotesize yes} (last_feed);
   \path [line] (last_feed) -- node{\footnotesize after 6--12 hours} (bread_dough);
 \end{tikzpicture}
-\end{document}
diff --git a/book/figures/fig-non-wheat-process.tex b/book/figures/fig-non-wheat-process.tex
index bc8b174..d62ba60 100644
--- a/book/figures/fig-non-wheat-process.tex
+++ b/book/figures/fig-non-wheat-process.tex
@@ -1,6 +1,3 @@
-\input{./vars}
-
-\begin{document}
 \begin{tikzpicture}[node distance = 3cm, auto]
   \node [block] (init) {\footnotesize Mix ingredients};
   \node [block, below of=init, node distance=3cm] (bulk_ferment) {\footnotesize Bulk ferment};
@@ -14,4 +11,3 @@
   \path [line] (shape) -- (proof);
   \path [line] (proof) -- (bake);
 \end{tikzpicture}
-\end{document}
diff --git a/book/figures/fig-process-flat-bread.tex b/book/figures/fig-process-flat-bread.tex
index dc4d19c..309466a 100644
--- a/book/figures/fig-process-flat-bread.tex
+++ b/book/figures/fig-process-flat-bread.tex
@@ -1,6 +1,3 @@
-\input{./vars}
-
-\begin{document}
 \begin{tikzpicture}[node distance = 3cm, auto, every node/.style={inner sep=10, outer sep=0}]
 \node [block] (init) {Mix ingredients};
   \node [block, right of=init, node distance=5cm] (wait) {Wait for dough to be ready};
@@ -8,4 +5,3 @@
   \path [line] (init) -- (wait);
   \path [line] (wait) -- (bake_bread);
 \end{tikzpicture}
-\end{document}
diff --git a/book/figures/fig-proofing-process.tex b/book/figures/fig-proofing-process.tex
index db82fbb..cad3812 100644
--- a/book/figures/fig-proofing-process.tex
+++ b/book/figures/fig-proofing-process.tex
@@ -1,6 +1,3 @@
-\input{./vars}
-
-\begin{document}
 \begin{tikzpicture}[node distance = 3cm, auto]
   \node [decision] (init) {\footnotesize Room temperature proofing?};
   \node [decision, right of=init, node distance=9cm] (retard_bake_decision) {\footnotesize Bake in less than 10 hours from now?};
@@ -23,4 +20,3 @@
   \path [line] (move_to_fridge) -- (retard);
   \path [line] (retard) -- (bake);
 \end{tikzpicture}
-\end{document}
diff --git a/book/figures/fig-shaping-process.tex b/book/figures/fig-shaping-process.tex
index 2dd3a3d..b04a4f6 100644
--- a/book/figures/fig-shaping-process.tex
+++ b/book/figures/fig-shaping-process.tex
@@ -1,6 +1,3 @@
-\input{./vars}
-
-\begin{document}
 \begin{tikzpicture}[node distance = 3cm, auto]
   \node [block] (init) {\footnotesize Begin shaping};
   \node [decision, right of=init, node distance=5cm] (overfermented_decision) {\footnotesize Dough overly sticky or dough tears?};
@@ -18,4 +15,3 @@
   \path [line] (banneton) -- (proof);
   \path [line] (overfermented) -- (loafpan);
 \end{tikzpicture}
-\end{document}
diff --git a/book/figures/fig-starter-maintenance.tex b/book/figures/fig-starter-maintenance.tex
index 4a8879e..1dc0bfa 100644
--- a/book/figures/fig-starter-maintenance.tex
+++ b/book/figures/fig-starter-maintenance.tex
@@ -1,6 +1,3 @@
-\input{./vars}
-
-\begin{document}
 \begin{tikzpicture}[node distance = 3cm, auto]
   \node [block] (init) {\footnotesize Make your bread dough};
   \node [decision, below of=init, node distance=3.5cm] (all_starter_used) {\footnotesize All starter used?};
@@ -33,4 +30,3 @@
   \path [line] (dry_starter) -- (reactivate_freezer);
   \path [line] (freeze_starter) -- (reactivate_freezer);
 \end{tikzpicture}
-\end{document}
diff --git a/book/figures/fig-starter-process.tex b/book/figures/fig-starter-process.tex
index 65e7597..614d20a 100644
--- a/book/figures/fig-starter-process.tex
+++ b/book/figures/fig-starter-process.tex
@@ -1,6 +1,3 @@
-\input{./vars}
-
-\begin{document}
 \begin{tikzpicture}[node distance = 3cm, auto]
   \node [block] (init) {\footnotesize Mix 50g flour + 50g water, stir}; 
   \node [block, right of=init, node distance=3cm] (wait1) {\footnotesize Wait 24 hours};
@@ -21,4 +18,3 @@
   \path [line] (wait2) -- (feed);
   \path [line] (decide) -- node{yes} (use);
 \end{tikzpicture}
-\end{document}
diff --git a/book/figures/fig-starter-readiness.tex b/book/figures/fig-starter-readiness.tex
index 50389cf..99a4b9a 100644
--- a/book/figures/fig-starter-readiness.tex
+++ b/book/figures/fig-starter-readiness.tex
@@ -1,6 +1,3 @@
-\input{./vars}
-
-\begin{document}
 \begin{tikzpicture}[node distance = 3cm, auto]
   \node [block] (init) {\footnotesize Make a starter};
   \node [block, right of=init, node distance=3cm] (feed) {\footnotesize Feed your starter};
@@ -20,4 +17,3 @@
   \path [line] (check_smell) -- node{yes} (make_dough);
   \path [line] (check_smell) -- node{no} (wait_12);
 \end{tikzpicture}
-\end{document}
diff --git a/book/figures/fig-stiff-starter-conversion.tex b/book/figures/fig-stiff-starter-conversion.tex
index 723011c..6590486 100644
--- a/book/figures/fig-stiff-starter-conversion.tex
+++ b/book/figures/fig-stiff-starter-conversion.tex
@@ -1,6 +1,3 @@
-\input{./vars}
-
-\begin{document}
 \begin{tikzpicture}[node distance = 3cm, auto]
   \node [block] (init) {\footnotesize Make a regular or liquid starter};
   \node [block, right of=init] (feed_new_ratio) {\footnotesize Mix 10g existing starter, 50g flour and 25g water};
@@ -26,4 +23,3 @@
   \path [line] (too_dry) -- node{\footnotesize yes} (add_water);
   \path [line] (ready_signs) -- node{\footnotesize yes} (last_feed);
 \end{tikzpicture}
-\end{document}
diff --git a/book/figures/fig-wheat-sourdough-process.tex b/book/figures/fig-wheat-sourdough-process.tex
index 885352c..31e153e 100644
--- a/book/figures/fig-wheat-sourdough-process.tex
+++ b/book/figures/fig-wheat-sourdough-process.tex
@@ -1,6 +1,3 @@
-\input{./vars}
-
-\begin{document}
 \begin{tikzpicture}[node distance = 3cm, auto]
   \node [block] (init) {\footnotesize Ready starter};
   \node [block, right of=init, node distance=3cm] (mix_ingredients) {\footnotesize Mix ingredients};
@@ -23,4 +20,3 @@
   \path [line] (shape) -- (proof);
   \path [line] (proof) -- (bake);
 \end{tikzpicture}
-\end{document}
diff --git a/book/figures/fig-wheat-sourdough-starter-process.tex b/book/figures/fig-wheat-sourdough-starter-process.tex
index c1af3ba..177ffcd 100644
--- a/book/figures/fig-wheat-sourdough-starter-process.tex
+++ b/book/figures/fig-wheat-sourdough-starter-process.tex
@@ -1,6 +1,3 @@
-\input{./vars}
-
-\begin{document}
 \begin{tikzpicture}[node distance = 3cm, auto]
   \node [decision] (init) {\footnotesize Starter last fed within 3 days?};
   \node [block, right of=init, node distance=4cm] (feed_no_branch)
@@ -31,4 +28,3 @@
   \path [line] (smell_check) -- node{no} (feed_yes_branch);
   \path [line] (smell_check) -- node{yes} (make_dough);
 \end{tikzpicture}
-\end{document}