Step 1

Preheat the oven to 375º Fahrenheit.

Step 2

Drain most of the juices of the canned pineapples and transfer the fruit into a 9x13 baking pan.

Step 3

In a medium bowl, combine cake mix and melted butter. Use a fork and stir until the mixture is completely mixed and crumbly.

Step 4

Sprinkle the brown sugar and the cake mix crumble evenly over the pineapples.

Step 5

Bake the dump cake at 375º Fahrenheit for 45 minutes.