Chocolate Pie - cooking recipe

Ingredients

1 1/2 c. sugar
4 egg yolks, beaten
2 Tbsp. margarine
1 tsp. vanilla
2 1/2 Tbsp. cocoa
1/4 c. cornstarch or 4 to 5 Tbsp. flour
3 c. milk

Preparation

Mix all ingredients well.
Cook over medium heat until thick, stirring constantly.
Pour into 2 baked pie crusts.
Cover with whipped cream after pies have cooled.