6 cups rhubarb, diced
1/2 c. sugar
1 (6 oz.) box dry raspberry jello
1/2 stick melted butter
1/2 c. water
1 dry yellow cake mix

Spray 9x13 pan. Mix rhubarb and sugar together and put in bottom of pan. Over the top of this sprinkle jello. Then sprinkle the dry cake mix over this. Take melted butter and pour over the top along with 1/2 c. water.

Bake at 350°F for one hour.