Easy Peach Dessert Using Dry Jello

1 large can sliced peaches-do not drain

1 10 oz. pkg. miniature marshmallows

1 3 ounce package peach Jello

1 stick melted butter

1 1/2 c. water

1 2 layer yellow or white cake mix

Spray 9 X 13 baking pan with non stick cooking spray. evenly Put peaches (including juice. in pan and sprinkle marshmallows over peaches, then sprinkle dry Jello on top. Put dry cake mix over peaches, marshmallows and dry jello. Evenly pour melted butter over top. Pour water over all, distributing evenly, and bake at 350 degrees for 50 to 60 minutes. Cut into squares or spoon out to serve warm or cold.