A fun cake filled with a colorful sweet surprise that tumbles out when you cut into it.

Ingredients:

  • 2 boxes Betty Crocker™ SuperMoist™ party rainbow chip cake mix
  • Water, vegetable oil and eggs called for on cake mix boxes
  • Water, vegetable oil and eggs called for on cake mix boxes
  • Water, vegetable oil and eggs called for on cake mix boxes
  • 2 containers Betty Crocker™ Whipped vanilla frosting
  • 2 cups M&M's™ chocolate candies
  • 1 cup M&M's™ minis chocolate candies
  • 3/4 cup assorted Betty Crocker™ candy sprinkles

Instructions:

  1. Heat oven to 350°F. Grease or spray two 8-inch round cake pans; place 8-inch round piece of cooking parchment paper in bottom of each pan. Grease or spray parchment paper. In large bowl, beat 1 box cake mix and ingredients called for on box with electric mixer on low speed 30 seconds, then on high speed about 2 minutes or until smooth. Spread in pans. Bake as directed on box. Cool 10 minutes; run knife around sides of pans to loosen cakes. Gently remove from pans to cooling rack; remove parchment paper. Cool completely, about 30 minutes. Meanwhile, repeat to make 2 more layers.
  2. Flatten cake layers by trimming off rounded tops. In 2 layers, cut small round out of center, using 4-inch round cutter.
  3. To assemble cake: Place 1 uncut cake layer on cake stand or serving platter; spread 1/3 cup frosting on top. Top with 1 layer with center removed; spread 1/3 cup frosting on top. Top with second layer with center removed; spread 1/3 cup frosting on top.
  4. Fill cake with candies and candy sprinkles. Gently press candies to level; top with full cake layer. Frost side and top of cake with remaining frosting.

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