Chocolate Pie Filling - cooking recipe

Ingredients

3 sq. bitter chocolate or 1/3 c. cocoa (large)
2 1/2 c. milk
1 c. sugar
6 Tbsp. flour
1/2 tsp. salt
2 egg yolks, slightly beaten
2 Tbsp. butter or margarine
1 tsp. vanilla

Preparation

Heat 2 cups of the milk in a saucepan.
Put the sugar, cocoa, flour and salt and the other 1/2 cup of milk in a bowl.
Add to the hot milk; cook until it comes to a boil and thickens.
Cook 10 minutes more; then add the 2 egg yolks, slightly beaten and cook for 2 minutes longer.
Take off stove and add the butter or margarine and the vanilla.
Place in a pie shell with Cool Whip or make a meringue, using the two egg whites, 2 or 4 tablespoons sugar, 1/8 teaspoon salt and 1/4 teaspoon vanilla.