Step 1

Preheat oven to 350 degrees

Step 2

Prepare a 13x9 pan with nonstick spray

Step 3

In a bowl mix together berries, sugar, and cinnamon

Step 4

Spread in bottom of pan

Step 5

Sprinkle on ½ of the rolled oats, then cake mix, then remaining oats

Step 6

Shave cold butter or pour melted butter evenly over the top

Step 7

Bake for about 30 minutes until bubbly and golden

Step 8

Serve with ice cream if desired and enjoy!