Prepare Flummery:
Soften tapioca in ¼ cup water. Combine rhubarb, remaining
water and softened tapioca to saucepan. Bring to a boil
and cook until rhubarb is just tender. Remove from heat.
Stir in strawberries, artificial sweetener to taste and
food coloring.
Assemble parfait:
Layer flummery, cool whip, and fresh blueberries in parfait
glass or tall wine glass. Garnish with a dollop of cool
whip and mint leaves.