Step 1

Preheat oven to 375 degrees F.

Step 2

Spray 9x13-inch baking dish with cooking spray.

Step 3

Dump cherry pie filling into dish and spread evenly. Do the same with the pitted cherries, including the juice.

Step 4

Sprinkle cake mix over the top. Do not stir.

Step 5

Sprinkle with chopped nuts.

Step 6

Distribute butter pieces evenly over the top.

Step 7

Bake for 45 minutes. Once it's done baking, allow cake to cool for 5-10 minutes before serving.