Key Lime Dump Cake

Key Lime Dump Cake 1 box French Vanilla Cake Mix {15.25 oz.} 2 cans Key Lime Pie Filling {22 oz. each} 1 stick Butter, melted Spray inside of Crock Pot with non-stick cooking spray Empty cans of Key Lime Pie Filling into bottom of Crock Pot, then spread out evenly. In medium mixing bowl, combine dry Vanilla Cake Mix and melted Butter, then stir until crumbly. {break up any large chunks into small crumbles with spoon}. Pour cake/butter crumble mixture over Key Lime mixture in Crock Pot, spread out evenly, and cover Crock Pot with lid. Cook on HIGH for 2 hours, or LOW for 4 hours.