What is the biggest mistake to avoid when making a dump cake?

The most common mistake is overmixing. Once you sprinkle the dry cake mix over the pumpkin layer, resist the urge to stir. The magic of a dump cake comes from those distinct layers—the creamy pumpkin base and the crumbly, buttery topping. Stirring ruins that texture.

Does a pumpkin dump cake need to be refrigerated?

Yes, because the pumpkin base is custard-like and contains eggs and milk, it’s best to store it in the refrigerator once cooled. It keeps well for up to four days and tastes just as good chilled.

Do you drain the pineapple for dump cake?

Some dump cake recipes use crushed pineapple, and in those cases, you typically don’t drain it—the juices help create the base. But since this pumpkin version doesn’t include pineapple, you don’t have to worry about that step.

Does a dump cake need to be refrigerated after baking?

It depends on the ingredients. A fruit-based dump cake can sometimes sit at room temperature for a day, but anything with dairy or eggs—like this pumpkin version—should be refrigerated for freshness and food safety.

One Bowl Pumpkin Dump Cake Recipe

Description

One Bowl Pumpkin Dump Cake is an easy, comforting fall dessert made with creamy pumpkin pie filling, spiced cake mix, and buttery topping. Perfect for holidays or cozy evenings, it’s rich, flavorful, and simple to make.

Ingredients

1 (15-ounce) can pumpkin pie filling

1 (12-ounce) can evaporated milk

4 large eggs

1 box (15.25 oz) spice cake mix

1 cup (2 sticks) melted unsalted butter

1 cup chopped pecans (optional)

Whipped cream or vanilla ice cream (optional, for serving)

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Instructions

Preheat the Oven: Set your oven to 350°F (175°C).

Mix the Pumpkin Base: In a 9×13 baking dish, whisk together the pumpkin pie filling, evaporated milk, and eggs until smooth.

Layer the Cake Mix: Evenly sprinkle the dry spice cake mix over the pumpkin mixture—do not stir.

Add the Butter: Slowly drizzle melted butter over the entire surface. It’s okay if some dry patches remain.

Optional Crunch: Sprinkle chopped pecans on top for texture and added flavor.

Bake: Bake for 50–60 minutes or until the edges are golden and the center is set but slightly jiggly.

Cool and Serve: Let cool in the pan for 1–2 hours. Serve warm or chilled, topped with whipped cream or ice cream if desired.

Prep Time: 10 min
Cook Time: 55 min
Category: Dessert
Method: Baking
Cuisine: American