1 (15-1/4-ounce) package white cake mix
1 cup water
1/3 cup vegetable oil
1 1/2 teaspoons vanilla extract
3 to 4 drops neon blue food color
1 (16-ounce) can vanilla frosting
1 cup flaked coconut
2 to 3 drops green food color
22 marshmallow bunnies, assorted colors
About 50 jelly beans
Directions1.Preheat oven to 350 degrees F. Coat the bottoms of 2 (8-inch) round cake pans with cooking spray.
2.In a large bowl with an electric mixer, beat cake mix, water, oil, eggs, and vanilla until thoroughly combined. Place 1/2 cup batter in a small bowl; stir in blue food color until evenly blended, then set aside. Pour remaining batter evenly into cake pans. Place spoonfuls of blue batter randomly over batter in cake plans and swirl with a butter knife.
3.Bake 25 to 30 minutes, or until a toothpick inserted in center comes out clean. Let cool 10 minutes, then remove to wire racks to cool completely.
4.Place 1 cake layer on a serving platter and frost top. Place second layer over first and frost top and sides of cake.
5.In a small bowl, combine coconut and green food color; mix until thoroughly blended. Sprinkle evenly over top of cake. Place marshmallow bunnies around sides of cake, alternating colors and pressing them gently to secure. Decorate top edge with jelly beans, as shown.