1 qt. blackberries, drained
1 sm. box blackberry Jello (raspberry can be substituted if blackberry unavailable)
1/4 - 1/2 c. sugar (or may use Equal, Sugar Twin, to suit taste)
1 box yellow cake mix
1 1/2 c. water
2 sticks melted butter (less if desired)

Drain and spread berries in 9 1/2" x 4 1/2" baking pan. Mix Jello and sugar together and pour over berries. Sprinkle 1 box yellow cake mix over berries. Pour 1 1/2 cups water over sprinkled cake mix. Pour melted butter over sprinkled cake mix and water. Bake at 350 degrees for 30 to 40 minutes or until brown.