Preheat oven to 350ºF and spray a 9×13″ baking dish with nonstick cooking spray.
Pour both cans of cherry pie filling into bottom of baking dish and spread it out evenly.
Evenly Sprinkle the cake mix over the cherry pie filling.
Slice butter into ¼ inch slices and evenly place over top.
Bake in the oven for 45 minutes until golden brown on top.
Notes
Refrigerate any of the leftover cake. Allow the cake to cool and then cover baking dish with a lid or plastic wrap. Or place leftovers in an airtight container. It can be stored for up to 4 days in the refrigerator. Reheat in the microwave or oven.