Chocolate Pie
["1 c. sugar", "1/3 c. self-rising flour", "3 slightly beaten egg yolks", "2 c. milk", "1/4 tsp. salt", "1/2 tsp. vanilla", "1/2 stick margarine (4 Tbsp.)", "6 Tbsp. cocoa"]
["Mix dry ingredients; add milk, egg yolk and vanilla.", "Cook on medium heat, stirring constantly.", "When mixture begins to thicken, add margarine.", "Filling is done when thick and forms a peak.", "Use egg whites to make meringue for top.", "Brown meringue in oven."]
["sugar", "flour", "egg yolks", "milk", "salt", "vanilla", "margarine", "cocoa"]