Chocolate Pie
["1 1/2 c. sugar", "3 Tbsp. cocoa", "3 Tbsp. flour", "2 eggs", "1 c. milk", "1 tsp. vanilla"]
["Cook in heavy saucepan over medium heat until thickens, stirring constantly.", "Pour in prepared pie crust."]
["sugar", "cocoa", "flour", "eggs", "milk", "vanilla"]