Chocolate Pie - cooking recipe

Ingredients

1 c. sugar
3 Tbsp. flour
3 Tbsp. cocoa
1/4 stick butter
3 eggs
1 tsp. vanilla
1 c. milk
dash of cream of tartar
3 egg whites
3 Tbsp. sugar
dash of cream of tartar

Preparation

Beat egg whites stiff with sugar and cream of tartar.
Bake in oven until brown at 350\u00b0.