Chop rhubarb and strawberries in food processor. Drain well. Add drained crushed pineapple.
Mix in large heavy pan.
Stir in sugar well.
Cook and stir 20-25 min. till rhubarb is cooked.
OR:
Mix in large glass bowl. Microwave 15 min., stirring after every 5 min. If rhubarb is not done, cook a couple min. more.
Immediately add Jello and stir well.
Put into jars, seal, cool, refrigerate. Will keep a long time in refrig. because of the gelatin.
OK to freeze.
Makes 6 half-pint canning jars.