Chocolate Pie - cooking recipe

Ingredients

3 egg yolks
1 c. sugar
2 Tbsp. flour
2 Tbsp. cocoa
1 stick butter or margarine
1 c. milk
1 tsp. vanilla
3 egg whites
2 Tbsp. sugar

Preparation

Mix egg yolks, sugar, flour, cocoa, butter, milk and vanilla and cook until thick.
Put into baked pie shell.
Beat egg whites; when stiff, add sugar.
Beat a few seconds more.
Put on filling and bake at 450\u00b0 until brown.