Rhubarb Dump Cake - cooking recipe

Ingredients

4 c. rhubarb, cut up
1 small pkg. sugar-free jello
1/2 c. sugar
1/3 c. butter
cake mix (white or yellow)

Preparation

Put in 9 x 13-inch pan.
Sprinkle white or yellow cake mix over.
Melt 1/3 cup butter; pour over cake mix.
Pour 1 cup warm water over cake.
Bake 45 minutes at 350\u00b0.