A berry cobbler made in a slow cooker, couldn't be easier.
In a slow cooker, add the raspberries, blueberries, strawberries, blackberries and cornstarch. Mix well. Then evenly spread the vanilla cake mix on top and to with butter, evenly spread out on top of the cake mix. Cover and turn heat on high for 2 1/2 hours.
Serve topped with vanilla ice cream.