Chocolate Pie - cooking recipe

Ingredients

2 1/2 c. sugar
6 egg yolks
1 stick butter
5 Tbsp. cocoa
9 Tbsp. flour
2 1/2 c. milk
1 tsp. vanilla

Preparation

Combine sugar, flour and cocoa together with egg yolks and mix the milk, gradually stirring and beating the mix so it won't lump, then put on burner and add butter and vanilla.
Cook until thick. Pour into baked pie shell.