4 one bowl chocolate frosting Recipes

semi-sweet chocolate baking squares, powdered sugar, margarine, softened, divided, milk, vanilla

cocoa powder, all-purpose flour, sugar, baking soda, baking powder, salt, eggs, warm water, buttermilk, vegetable oil, vanilla extract, unsalted butter, softened, sugar, vanilla extract

flour, sugar, baking powder, baking soda, salt, milk, shortening ( soft white vegetable ) but softened butter or margarine may be used too, egg, vanilla, melted unsweetened baking chocolate, melted and cooled, chopped nuts like walnuts, fudge frosting as desired