Cocoa Pie - cooking recipe

Ingredients

1 1/2 c. milk
2 eggs
1/3 c. cocoa
1 c. sugar
1 tsp. butter
2 heaping Tbsp. plain flour
pinch of salt
2 Tbsp. vanilla

Preparation

Heat 1 cup of milk and butter; dissolve sugar, cocoa and salt in remaining 1/2 cup of milk.
Add well beaten egg yolks.
Pour this mixture into hot milk and butter and cook until stiff, using double boiler or if open pan is used, stir constantly.
Line deep pie tin with rich crust; pricking with fork and bake until a delicate brown.
Put cocoa filling in crust and frost with whites of eggs, well beaten.
Sweeten and flavor to taste.
Put in oven until slightly brown.