Line jumbo size cupcake pan with paper liners. Mix cake according to manufacturer’s instructions. Mix in 10% sprinkles. Then use a #8 grey scoop to deposit 3.5 oz of batter into each cavity. Bake at 350°F until cupcakes spring back lightly when touched. Cool completely.
Fill one large piping bag with light green buttercreme. Cut a very large opening. Place a large star tip in a second piping bag. Smear the inside of the bag with purple buttercreme. Placing the bag of light green buttercreme all the way into treated bag, and fill. Pipe a large rosette on the top of the cupcake and immediately top with sprinkles.
halloween, sprinkles, decorettes, quinns, green, purple, chocolate,