Making a delicious marshmallow-topped sweet potato casserole brings warmth to any meal. This dish combines the earthiness of sweet potatoes with a sweet, gooey marshmallow topping. It’s a beloved favorite at gatherings, especially during holidays. This recipe strikes a great balance between sweet and savory, making it a satisfying side.
Why you’ll love this dish
This casserole is creamy, sweet, and textured, offering a delightful contrast. It’s an appealing way to enjoy sweet potatoes and pairs well with many main dishes. Easy preparation makes it a go-to for potlucks and family dinners.
"The marshmallow topping is the perfect finish. Everyone asks for the recipe!"
This side dish is both comforting and crowd-pleasing, ensuring that it will be a hit at your table.
The cooking process explained
This casserole starts with boiled sweet potatoes blended with spices and sugar, creating a smooth base. After spreading it in a dish, a layer of marshmallows is added before baking until golden and bubbly.
Prep Time: 15 min | Cook Time: 30 min | Total Time: 45 min
What you’ll need
- 4 large sweet potatoes
- 1/2 cup brown sugar
- 1/4 cup butter, softened
- 1 teaspoon vanilla extract
- 1/2 teaspoon cinnamon
- 1 cup mini marshmallows
Use fresh sweet potatoes for the best flavor.
Step-by-step instructions
- Preheat the oven to 350°F (175°C).
- Peel and chop sweet potatoes. Boil until fork-tender, about 15 minutes.
- Drain and mash the sweet potatoes until smooth.
- Mix in brown sugar, butter, vanilla, and cinnamon until well combined.
- Spread the mixture into a greased baking dish.
- Top with mini marshmallows.
- Bake for 30 minutes, until marshmallows are golden.
Best ways to enjoy it
Serve this dish alongside roasted meats, stuffing, or any holiday spread. It makes a great accompaniment for Thanksgiving or family gatherings. Add a sprinkle of nuts on top for extra crunch.
Storage and reheating tips
Store leftovers in an airtight container in the fridge for up to 4 days. Reheat in the oven at 350°F (175°C) until warmed through. It can be frozen for up to 2 months; thaw overnight in the fridge before reheating.
Helpful cooking tips
- Ensure the sweet potatoes are very tender for easy mashing.
- Avoid overcooking marshmallows to prevent burning.
- Use a broiler briefly for a toasted topping if preferred.
Recipe variations
Experiment with adding pecans or walnuts for added texture. Substitute maple syrup for brown sugar for a different sweetness. For a savory twist, blend in spices like nutmeg or ginger.
FAQ
Can I use canned sweet potatoes?
Yes, but drain them well to avoid a watery mixture.
How can I make it gluten-free?
This recipe is naturally gluten-free as all ingredients are gluten-free.
What are the benefits of sweet potatoes?
They are high in vitamins, fiber, and have a lower glycemic index than regular potatoes.

Marshmallow-Topped Sweet Potato Casserole
- Total Time: 45 minutes
- Yield: 8 servings 1x
- Diet: Vegetarian
Description
A creamy and sweet casserole topped with gooey marshmallows, perfect for holiday gatherings.
Ingredients
- 4 large sweet potatoes
- 1/2 cup brown sugar
- 1/4 cup butter, softened
- 1 teaspoon vanilla extract
- 1/2 teaspoon cinnamon
- 1 cup mini marshmallows
Instructions
- Preheat the oven to 350°F (175°C).
- Peel and chop sweet potatoes. Boil until fork-tender, about 15 minutes.
- Drain and mash the sweet potatoes until smooth.
- Mix in brown sugar, butter, vanilla, and cinnamon until well combined.
- Spread the mixture into a greased baking dish.
- Top with mini marshmallows.
- Bake for 30 minutes, until marshmallows are golden.
Notes
For best flavor, use fresh sweet potatoes. Add nuts on top for extra crunch.
- Prep Time: 15 minutes
- Cook Time: 30 minutes
- Category: Side Dish
- Method: Baking
- Cuisine: American
Nutrition
- Serving Size: 1 serving
- Calories: 300
- Sugar: 20g
- Sodium: 150mg
- Fat: 10g
- Saturated Fat: 5g
- Unsaturated Fat: 3g
- Trans Fat: 0g
- Carbohydrates: 45g
- Fiber: 6g
- Protein: 4g
- Cholesterol: 20mg
Keywords: sweet potato, casserole, marshmallow, side dish, holiday recipe
