Butterhorn Cookies - cooking recipe

Ingredients

4 c. flour
1/2 tsp. salt
1 pkg. dry yeast (use 2 Tbsp. warm water to dissolve yeast)
4 egg yolks
1 tsp. vanilla
2 tsp. baking powder
1 c. margarine (2 sticks)
1/2 c. sour cream

Preparation

Stir flour, baking powder and salt together.
Cut in butter with yeast, yolks, sour cream and vanilla.
Blend into flour mixture.
Chill for 1 hour.