* Remove and reserve 1/4 cup Cream Cheese Frosting before frosting cake. Spread remaining Cream Cheese Frosting evenly on top and sides of cake. Press chocolate-coated malted milk balls and chocolate-covered mint-filled candies alternately around bottom edges of frosted cake. Arrange chocolate sprinkles and blue jelly beans around outside top edges of cake, forming a 1-inch border.
* Tint reserved 1/4 cup Cream Cheese Frosting with food coloring gel, stirring to achieve desired color, and place in a zip-top plastic freezer bag. Snip 1 corner of bag to make a small hole, and pipe a number corresponding with the graduation year on each mint-filled chocolate square. Arrange chocolate squares on center of cake, pressing gently to secure.
* Diploma: Tie ribbon around rolled vanilla cookie. Press cookie diploma into Cream Cheese Frosting in top left corner of cake.
* For testing purposes only, we used Whoppers for chocolate-coated malted milk balls, Junior Mints for chocolate-covered mint-filled candies, Ghirardelli Dark Chocolate with Mint Filling Squares for mint-filled chocolate squares, Jelly Belly for gourmet jelly beans, and DeBeukelaer Pirouluxe Belgian Rolled Butter Vanilla Cookies for rolled vanilla cookie.