diff --git a/book/sourdough-starter/sourdough-starter.tex b/book/sourdough-starter/sourdough-starter.tex
index 1b904e9..6226b82 100644
--- a/book/sourdough-starter/sourdough-starter.tex
+++ b/book/sourdough-starter/sourdough-starter.tex
@@ -106,7 +106,7 @@ endophytes living in the grain.
 
 Start by measuring approximately 50 grams each of flour and
 water. The measurements don't have to be exact; you can use
-less or more, and just and eyeball the proportions. These
+less or more, or just eyeball the proportions. These
 values are just shown as a reference.
 
 Don't use chlorinated water when setting up your starter.