Chocolate Pie - cooking recipe

Ingredients

1 1/4 c. sugar
1/2 c. flour, lightly packed
3 Tbsp. cocoa, heaping
2 c. water
3 eggs, separated
1/2 stick butter
dash of salt
1 tsp. vanilla
1 (9-inch) baked pastry shell

Preparation

Mix sugar, flour and cocoa together.
Add enough of the water to make paste.
Beat in egg yolks well.