Tear cake into bite size pieces. Line 2 loaf pans, 8-1/2x4-1/2x2-1/2 or
9x5x3 inches, with waxed paper. Alternate cake pieces and small spoonfuls of
sherbet in pans, pressing gently. Cover tightly and freeze until firm at
least 4 hours. Invert each loaf on serving plate; remove waxed paper. Cover
and freeze until serving time. Prepare topping mix as directed on package
except-use skim milk. Reserve several orange segments for garnish if
desired. Cut remaining orange segments crosswise into halves; fold into
whipped topping. Serve slices of dessert with topping. Garnish with fresh
fruit if desired. 18 servings.