Chocolate Custard(For 2 Pies)  
["1 1/2 c. sugar", "3 Tbsp. Hershey's cocoa", "2 Tbsp. self-rising flour", "4 egg yolks, beaten", "2 tsp. vanilla extract", "3/4 stick margarine", "3 c. sweet milk"]
["Makes 2 pies.", "Have pie crust already cooked and cooled."]
["sugar", "cocoa", "flour", "egg yolks", "vanilla extract", "margarine", "sweet milk"]