Sugar White Cookies - cooking recipe

Ingredients

1/2 c. butter
1 1/2 c. sugar
1 c. sour cream
1 tsp. soda
1 tsp. baking powder
2 egg yolks
2 egg whites
4 c. flour

Preparation

Cream together the first 6 ingredients.
Add almost 4 cups of flour, then add whites of eggs beaten stiff.
Roll out and bake at 350\u00b0 for 10 minutes.