01 -
Preheat the oven to 350°F. Lightly grease a 9x13-inch baking dish.
02 -
Pour the crushed pineapple and pineapple tidbits, including all juice, into the dish. Spread into an even layer.
03 -
Sprinkle the dry cake mix evenly over the pineapple. Gently level it with the back of a spoon without stirring it into the fruit.
04 -
Sprinkle the brown sugar over the cake mix. Drizzle the melted butter slowly and evenly over the top, covering as much dry mix as possible.
05 -
Bake for 45-50 minutes, until the pineapple bubbles around the edges and the topping is golden brown. Add a little extra melted butter to any dry patches halfway through if needed.
06 -
Cool for 10 minutes before scooping. Serve warm on its own or with vanilla ice cream.