When fall gets busy and I still want something fun and a little unexpected for a party table, this 3-ingredient Halloween dessert is exactly the kind of shortcut recipe I love. Using frozen shredded hashbrown patties as the base might sound surprising at first, but they bake up into a crisp, rustic layer that pairs beautifully with sweet pumpkin-spiced toppings and gives you a festive dessert that feels cozy, clever, and perfect for potlucks or casual family gatherings.
Serve this warm with a scoop of vanilla ice cream, a dollop of whipped topping, or a drizzle of caramel sauce for an easy fall dessert that feels a little more special. If you’re bringing it to a Halloween party, it also pairs nicely with hot apple cider, coffee, or a chai latte, and you can cut it into small squares for a dessert tray alongside cookies and brownies.
3-Ingredient Oven Baked Halloween Dessert
Servings: 8
Ingredients
8 frozen raw shredded hashbrown patties
1 can pumpkin pie filling, about 15 ounces
2 cups mini marshmallows
Directions
1. Preheat the oven to 375°F and lightly grease a medium ceramic baking dish. Arrange the frozen hashbrown patties in an even layer across the bottom of the dish.
2. Spread the pumpkin pie filling evenly over the hashbrown patties, covering them from edge to edge.
3. Bake for 25 minutes, then remove the dish from the oven and sprinkle the mini marshmallows evenly over the top.
4. Return the dish to the oven and bake for 8 to 10 minutes more, until the marshmallows are puffed and lightly golden. Let it cool for 10 minutes before serving.
Variations & Tips
Caramel finish: Drizzle caramel sauce over the top right before serving for extra sweetness and a more dessert-like finish that works really well for parties.
Crispier base: If you want the hashbrown layer to stay more defined, bake the patties by themselves for about 10 minutes before adding the pumpkin filling. That little extra step helps keep the bottom from getting too soft.
Make-ahead tip: You can assemble the hashbrowns and pumpkin filling a few hours ahead, cover the dish, and refrigerate it until you’re ready to bake. Add the marshmallows only near the end so they stay fluffy and golden instead of dissolving into the filling.
Party presentation: For a Halloween table, sprinkle a little cinnamon on top or serve the squares in orange cupcake liners after cooling slightly. It makes this super simple dessert feel a lot more festive without adding extra work.