1 can cherry pie filling
1 can crushed pineapple
1 box yellow cake mix
1 stick butter, melted
1/2 cup pecans, chopped (optional)
Preheat oven to 350ºF. Combine pie filling and pineapples in a 9 x 13 baking dish. Sprinkle dry cake mix evenly over the fruit. Do not mix. Sprinkle with pecans if using, and drizzle melted butter over the whole thing, again, do not mix or combine. Bake for 50-60 minutes, or until nicely browned and bubbly.