Chocolate Pie - cooking recipe

Ingredients

1 1/2 c. sugar
2 1/2 Tbsp. cocoa
4 egg yolks, beaten
1/4 c. flour
2 Tbsp. margarine
3 c. milk
2 tsp. vanilla

Preparation

Cook over medium heat until thick, stirring constantly.
Pour into 2 baked pie crusts.
After they are cool, top with Cool Whip.