Sourdough Starter(Chuckwagon Grub) - cooking recipe

Ingredients

1 qt. lukewarm water
1 pkg. dry yeast
2 tsp. sugar
4 c. all-purpose flour

Preparation

You will need a ceramic crock with lid.
Put water in crock; add yeast and sugar to soften.
Stir in flour.
Cover with a clean cloth (or lid).
Let rise until mixture is light and slightly aged (about 2 days).
Mixture will thin as it stands; add flour as needed.
As you use sourdough from the crock, replace it with equal amounts of flour and water.
A staple of every chuckwagon cook.