Chocolate Pie - cooking recipe

Ingredients

1 c. sugar
2 Tbsp. cocoa
2 heaping Tbsp. self-rising flour
3 egg yolks
2 c. milk
1/2 stick butter
1 tsp. vanilla
1 baked pie shell

Preparation

Add first 7 ingredients into saucepan.
Cook, stirring constantly, until mixture thickens.
Pour into pie shell; chill.