Chocolate Pie
["3 heaping Tbsp. cocoa", "2 Tbsp. flour", "1 1/2 c. sugar", "2 c. milk", "1 tsp. vanilla", "3 egg yolks", "1/2 stick margarine", "baked pie crust"]
["Mix all dry ingredients completely. Add milk, vanilla, egg yolks and margarine. Stir over low heat until thick, then pour into pie crust. Cover with meringue and bake until meringue begins to brown."]
["cocoa", "flour", "sugar", "milk", "vanilla", "egg yolks", "margarine", "crust"]