Chocolate Pie - cooking recipe

Ingredients

1 c. sugar
3 Tbsp. cornstarch
1/4 tsp. salt
3 Tbsp. cocoa
3 egg yolks
2 c. milk
1 tsp. vanilla
2 Tbsp. butter

Preparation

Mix sugar, cornstarch, salt and cocoa.
Beat egg yolks.
Add eggs and gradually stir in milk.
Stir constantly over medium-low heat.
Add vanilla and margarine.