Line jumbo cupcake pan with paper liners. Prepare white cake mix according to manufacturer’s instructions. Use a #6 white scoop to deposit 3.5 oz. batter into each cavity. Bake at 350°F until cupcakes spring back lightly when touched. Let cool completely. Place buttercreme into a piping bag fitted with a large open French tip. Pipe a large rosette of buttercreme on top of each cupcake.
White Cake Mix, Buttercreme, Buttercream, Jumbo, Cupcake