2 boxes each fat-free Tapioca (cook & serve), 2 boxes each Vanilla pudding (cook & serve; can use sugar-free), 2 boxes each orange jello (can use sugar-free), 1 can Mandarin oranges (drained & chopped), 1 (12 oz.) tube Cool Whip, 6 cups boiling water.
Empty all boxes (Tapioca, pudding & jello) into boiling water & stir. Turn off heat and stir until thickened. Cool completely and add chopped Mandarin oranges and Cool Whip. Empty into your best serving dish and chill until ready to serve.