Sourdough Starter - cooking recipe

Ingredients

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

Preparation

Soften yeast in 1/2 cup warm water.
Stir in flour, 2 cups warm water and sugar.
Beat until smooth.
Cover and let stand at room temperature for 5 to 10 days or until bubbly.
Stir 2 or 3 times daily.
Refrigerate.
Use at room temperature.