Chocolate Pie
["1 1/4 c. sugar", "3 heaping Tbsp. flour", "3 Tbsp. cocoa", "3 egg yolks", "1 tall can Pet milk", "1/2 c. water", "1/3 c. margarine", "1 tsp. vanilla flavoring"]
["Cook pie ingredients over low heat until thick, stirring constantly.", "Pour into baked or graham cracker shell."]
["sugar", "flour", "cocoa", "egg yolks", "Pet milk", "water", "margarine", "vanilla flavoring"]