Step 1

Preheat oven to 350º F.

Step 2

Lightly grease a 9x13 baking ban with cooking spray.

Step 3

Spread undrained pineapple in the bottom of the pan. Sprinkle blueberries over pineapple. Sprinkle 3/4 cup of sugar over the blueberries. Spread dry cake mix evenly over the sugar.

Step 4

Drizzle melted butter over the cake mix. Top with nuts and 1/4 cup sugar.

Step 5

Bake for approximately 40-45 minutes or until the top is golden brown.