Making the Banana Split Dump Cake is super simple. Just follow these easy steps:

1. Preheat the Oven: Preheat your oven to 350°F (175°C).
2. Prepare the Pan: Grease a 9×13-inch baking dish with non-stick spray or butter.
3. Layer the Ingredients: Begin by layering the sliced bananas evenly across the bottom of the dish.
4. Add Pineapple: Spread the crushed pineapple over the bananas.
5. Drizzle Chocolate Syrup: Pour chocolate syrup over the pineapple layer, ensuring even coverage.
6. Sprinkle Nuts: Scatter the chopped walnuts or pecans on top of the chocolate syrup.
7. Add Coconut (Optional): If using, sprinkle shredded coconut over the nuts.
8. Pour Cake Mix: Evenly distribute the dry cake mix on top of the layered ingredients. Do not stir or mix.
9. Melt Butter: Drizzle the melted butter evenly over the dry cake mix.
10. Bake: Place the dish in the preheated oven and bake for 45-50 minutes or until the top is golden and bubbly.
11. Cool: Once baked, allow the cake to cool for about 10-15 minutes before serving.
12. Serve with Topping: Serve slices topped with whipped topping and garnish with maraschino cherries if desired.

These simple steps lead you to your incredible Banana Split Dump Cake, ready to wow your guests with its deliciousness!