5 c. chopped rhubarb
1 sm. pkg. raspberry Jello
1 c. sugar
3 c. miniature marshmallows
1 pkg. yellow or white cake mix

Put rhubarb in greased 9 x 13 inch pan. Sprinkle Jello, sugar, and marshmallows over rhubarb. Prepare cake mix as usual, spread over mixture in pan. Bake at 350 degrees at least 1 hour. When cool, turn out onto cookie sheet.