PREPARATION:
- Preheat oven to 350°F. Line bottoms of one 6-inch, one 8-inch and one 10-inch round cake pan with parchment paper. Spray pans with nonstick cooking spray.
- Prepare cake mixes according to package directions, stirring lemon peel into batter. Pour about 1-3/4 cups batter into 6-inch pan, about 2-3/4 cups batter into 8-inch pan and about 4-1/4 cups batter into 10-inch pan.
- Bake 10-inch cake 28 to 30 minutes and 6-inch and 8-inch cakes 33 to 35 minutes or until toothpick inserted into centers comes out clean. Cool completely in pans on wire racks.
- Place 10-inch cake upside down on serving plate; frost top and side of cake. If top of 8-inch cake is rounded, cut off top with long serrated knife. Place cake flat side down centered over 10-inch cake. Frost top and side of cake. If top of 6-inch cake is rounded, cut off top with long serrated knife. Place cake flat side down centered over 8-inch cake. Frost top and side of 6-inch cake. Decorate with candies as desired.