Sourdough Bread Starter - cooking recipe

Ingredients

1 pkg. dry yeast
1/2 c. warm water
2 c. all-purpose flour
3 Tbsp. sugar
1 tsp. salt
2 c. warm water
2 pkg. dry yeast
1 1/4 c. warm water
1 c. sourdough starter
1/4 c. vegetable oil
1/4 c. sugar
2 tsp. salt
2 eggs, beaten
6 c. unbleached flour
1/2 c. sugar
1 c. all-purpose flour
1 c. milk

Preparation

In a nonstick (not metal) mixing bowl, dissolve yeast in warm water and let stand for 5 minutes.
Stir in starter, vegetable oil, sugar, salt, eggs and 3 cups of flour, continuing to stir in flour until soft dough is reached.
Knead dough on a floured surface until elastic (about 10 minutes).
Form into a ball. Grease another nonstick (not metal) bowl.
Brush top of dough with vegetable oil.