Mama'S Chocolate Pie - cooking recipe

Ingredients

6 Tbsp. cocoa
2/3 c. sugar
pinch of salt
3 Tbsp. flour
2 c. milk
3 eggs, separated
2 Tbsp. butter
1 tsp. vanilla
baked (9-inch) pie shell

Preparation

Combine cocoa, sugar, salt, flour and milk.
Cook over low heat, stirring constantly.
When mixture begins to thicken, carefully and quickly stir in well-beaten egg yolks.
Stir until thick.
Remove from heat; add butter and vanilla.
Pour mixture into pie shell.