Chocolate Pie - cooking recipe

Ingredients

2 Tbsp. cocoa
4 Tbsp. flour
1 1/3 c. sugar
1 1/2 c. milk
1 c. evaporated milk
4 egg yolks
2 Tbsp. margarine
2 tsp. vanilla
1 cooked pie shell

Preparation

Mix first 6 ingredients in blender.
Cook in boiler over medium-high heat until thick.
Set aside and add margarine and vanilla.
Pour in pie shell.
When cool, top with whipped cream.