When you need a quick and easy fall dessert, make this scrumptious Pumpkin Dump Cake. The pumpkin puree filling is mixed with deliciously spiced fall flavors and other simple pantry ingredients before being topped with chopped pecans and a boxed cake mix. It bakes into a creamy pumpkin layer with a crunchy nut topping that sits beneath a buttery crumb cake layer. It's perfect for the holidays and beyond.