Sourdough Bread Starter - cooking recipe

Ingredients

2 c. warm water
1/2 c. sugar
1 c. flour
1 tsp. dry yeast or 1 cake

Preparation

Combine in large plastic or glass container such as 1/2 gallon ice cream container.
Let stand at room temperature with lid ajar for 48 hours or until it has a pleasant sour odor.
Store in refrigerator.
Feed every 2-5-7 days with 1 cup warm water, 1/3 cup sugar and 1/4 cup potato flakes.
Stir and let stand at room temperature 9 to 12 hours.