Sourdough Starter - cooking recipe

Ingredients

1 pkg. dry yeast
1/2 c. lukewarm water
2 Tbsp. sugar
2 c. warm water
2 1/2 Tbsp. all-purpose flour

Preparation

Mix yeast with 1/2 cup warm water.
Mix sugar with 2 cups warm water and flour.
Add yeast mixture; let set in glass jar covered with a cloth for 5 days.
Put the initial Sourdough Starter in refrigerator for 3 to 5 days.
Take out and feed with this mixture: 3/4 cup sugar, 1 cup warm water and 3 tablespoons instant potatoes. Mix well and add to starter.
Let starter stand out of refrigerator all day (8 to 12 hours) or until very bubbly.
Remove 1 cup to make bread and return remaining to the refrigerator.
Keep in refrigerator 3 to 5 days and feed again.
If not making bread after feeding starter, throw away 1 cup.