Latin for "horn of plenty," a cornucopia makes a colorful centerpiece for holiday meals.You Will Need* A large tray or cookie sheet* Assorted leaves (real or fabric)* A 2-foot-long wicker cornucopia (available at most craft stores)* 3 eight-ounce bags of raffia or straw* Gourds, crabapples, Indian corn, mini pumpkins, pomegranates, artichokes* Walnuts* Cranberries* And ribbon for a bow* Mums (optional)