Milk Chocolate Frosting
["6 Tbsp. butter or margarine", "4 Tbsp. cocoa", "3 c. powdered sugar", "4 Tbsp. milk", "1 tsp. vanilla"]
["Melt butter in medium saucepan.", "Stir in cocoa until combined. Add sugar, milk and vanilla.", "Stir until smooth.", "Spread on cooled cake and let set until firm."]
["butter", "cocoa", "powdered sugar", "milk", "vanilla"]