Creating your delightful Banana Split Dump Cake is simple! Just follow these easy steps:

1. Preheat your oven to 350°F (175°C).
2. Prepare the Baking Dish: Grease a 9×13 inch baking dish with cooking spray or butter.
3. Layer Bananas: Evenly spread the sliced bananas at the bottom of the dish.
4. Add Pineapple: Top the banana layer with the drained crushed pineapple.
5. Sprinkle Chocolate Chips: Evenly distribute the chocolate chips over the pineapple layer.
6. Add Nuts: If using nuts, sprinkle them over the chocolate chips for added crunch.
7. Add Coconut: If desired, sprinkle shredded coconut on top of the nuts.
8. Cake Mix Layer: Carefully spread the dry yellow cake mix over the entire top of the layered ingredients. Do not stir; just let it sit.
9. Pour Melted Butter: Drizzle the melted butter evenly over the dry cake mix, covering as much surface area as possible.
10. Bake: Place the dish in your preheated oven and bake for 50-55 minutes. The top should be golden brown and bubbly.
11. Cool: Once baked, remove from the oven and let it cool for about 10-15 minutes.
12. Serve: Scoop warm into bowls, and top with whipped cream, maraschino cherries, and chocolate syrup.