Easy Chocolate Frosting
["6 Tbsp. milk", "4 Tbsp. cocoa", "1 stick margarine", "1 box powdered sugar", "1/2 c. chopped nuts (optional)"]
["Bring the first 3 ingredients to a boil.", "Remove from heat; stir in nuts and powdered sugar.", "Cake can be frosted hot out of the oven."]
["milk", "cocoa", "margarine", "powdered sugar", "nuts"]