Chocolate Pie - cooking recipe

Ingredients

1 baked pie crust
1 1/2 c. milk
4 Tbsp. plain flour
1 c. sugar
1 Tbsp. cocoa
3 egg yolks, beaten
1 Tbsp. butter
1 tsp. vanilla

Preparation

Mix sugar, flour and cocoa.
Add beaten egg yolks, milk and butter.
Cook in an iron skillet until thick.
Add vanilla.