Mildred Essick'S Chocolate Icing
["1 stick margarine", "3 Tbsp. cocoa", "1 egg", "1 box powdered sugar", "1 tsp. vanilla"]
["Cream the margarine and egg together.", "Add sugar and cocoa and beat.", "Add vanilla and beat until creamy.", "Frost when cake is cool."]
["margarine", "cocoa", "egg", "powdered sugar", "vanilla"]