This is a great recipe that I got from Simply Recipes:
Fruit Mixture:
4.5 cups rhubarb stalks (about 1.5 lbs by my estimate) cut into 1 inch pieces (Make sure to trim outside stringy layer of stalks); discard all leaves which are poisonous
1.5 cups strawberries, stemmed and sliced
1/2 cup sugar (white)
2 Tbs of quick cooking tapioca
1 tsp [...]



