Sweet Potato Casserole with Marshmallows Recipe Delight

Home >
Published:
08/09/2026
Updated:
08/09/2026

Sweet Potato Casserole with Marshmallows

Introduction to Sweet Potato Casserole with Marshmallows

As the leaves turn and the air gets crisp, I find myself dreaming of cozy gatherings filled with laughter and delicious food. One dish that never fails to steal the show is my Sweet Potato Casserole with Marshmallows. This delightful recipe is not just a side dish; it’s a warm hug on a plate. Perfect for busy moms and professionals, it’s quick to whip up and sure to impress your loved ones. With its creamy sweet potatoes and fluffy marshmallow topping, it’s a sweet reminder of home and the joy of sharing meals together.

Why You’ll Love This Sweet Potato Casserole with Marshmallows

This Sweet Potato Casserole with Marshmallows is a game-changer for busy days. It’s incredibly easy to make, allowing you to spend less time in the kitchen and more time with your family. The combination of sweet, creamy potatoes and gooey marshmallows creates a flavor explosion that will have everyone asking for seconds. Plus, it’s a dish that brings warmth and nostalgia, making it perfect for holiday gatherings or any family meal.

Ingredients for Sweet Potato Casserole with Marshmallows

Gathering the right ingredients is the first step to creating a memorable Sweet Potato Casserole with Marshmallows. Here’s what you’ll need:

  • Sweet Potatoes: The star of the dish! They provide a natural sweetness and creamy texture.
  • Large Egg: This helps bind the mixture together, giving it a lovely, fluffy consistency.
  • Butter: Melted butter adds richness. You can use unsalted for better control over the saltiness.
  • Salt: Just a pinch enhances the flavors of the sweet potatoes.
  • Granulated Sugar: A touch of sweetness to balance the flavors.
  • Brown Sugar: This adds a deeper, caramel-like flavor that complements the sweet potatoes beautifully.
  • Cinnamon: A warm spice that brings a cozy aroma and flavor to the casserole.
  • Vanilla: A splash of vanilla extract elevates the sweetness and adds depth.
  • Milk or Heavy Cream: This adds creaminess. Use heavy cream for a richer dish.
  • Mini Marshmallows: These are the crowning glory! They melt into a gooey topping that everyone loves.
  • Cold Butter: Cut into cubes for the crumb topping, it creates a delightful crunch.
  • All-Purpose Flour: This helps to create the crumb topping, adding texture.
  • Panko Bread Crumbs: For an extra crunch, panko is lighter and crispier than regular breadcrumbs.
  • Graham Cracker Crumbs: These add a sweet, nostalgic flavor to the topping.

For exact measurements, check the bottom of the article where you can find everything listed for easy printing. Feel free to get creative! You can swap out the sugars for alternatives or add nuts for a bit of crunch. The beauty of this recipe is its flexibility!

How to Make Sweet Potato Casserole with Marshmallows

Step 1: Preheat and Prepare

First things first, let’s get that oven preheating! Set it to 400 degrees F. While it warms up, grab your sweet potatoes and give them a good rinse. Then, pierce each potato a few times with a fork. This helps steam escape while they bake. Trust me, you don’t want them exploding in your oven!

Step 2: Bake the Sweet Potatoes

Now, place those pierced sweet potatoes directly on the oven rack. I like to put a piece of tin foil on the rack below to catch any drips. Bake them for about 45 to 60 minutes. You’ll know they’re done when they’re tender enough to easily pierce with a fork. The aroma will fill your kitchen, and you’ll be tempted to sneak a taste!

Step 3: Mash the Sweet Potatoes

Once the sweet potatoes are cool enough to handle, carefully peel off the skin. It should come off easily. Now, place the peeled potatoes in a large bowl and mash them until smooth. I love using a potato masher for this, but a fork works too. The smoother, the better!

Step 4: Mix the Ingredients

Time to add some flavor! To the mashed sweet potatoes, mix in the egg, melted butter, cinnamon, salt, granulated sugar, brown sugar, vanilla, and milk. Use a handheld mixer or a standing mixer to blend everything together until it’s creamy and well combined. This is where the magic happens!

Step 5: Bake the Casserole

Pour the sweet potato mixture into an 8×9-inch baking dish. Spread it out evenly. Now, pop it in the oven at 350 degrees F for about 30 minutes. This initial bake helps set the casserole and brings out all those delicious flavors.

Step 6: Add Toppings

After 30 minutes, it’s time for the fun part! Remove the casserole from the oven and sprinkle the mini marshmallows on top. Then, add the crumb topping, making sure to cover the marshmallows as much as possible. This will create that delightful crunchy layer we all love!

Step 7: Final Bake

Return the casserole to the oven for another 20 minutes. Keep an eye on it! You want the marshmallows to be golden and gooey. Once it’s done, let it cool for about 5 minutes before serving. This will help everything set a bit, making it easier to scoop out those delicious portions!

Tips for Success

  • Prep your sweet potatoes ahead of time. Bake and mash them a day or two in advance.
  • For a creamier texture, use heavy cream instead of milk.
  • Don’t skip the crumb topping! It adds a delightful crunch.
  • Keep an eye on the marshmallows during the final bake to avoid burning.
  • Let the casserole cool slightly before serving for easier slicing.

Equipment Needed

  • Baking Dish: An 8×9-inch dish works best, but any similar size will do.
  • Potato Masher: A fork can substitute if you don’t have one.
  • Mixing Bowl: Any large bowl will suffice for mixing ingredients.
  • Handheld or Standing Mixer: A whisk can work in a pinch for mixing.
  • Oven Mitts: Essential for safely handling hot dishes!

Variations of Sweet Potato Casserole with Marshmallows

  • Nutty Delight: Add chopped pecans or walnuts to the crumb topping for a crunchy texture and nutty flavor.
  • Maple Twist: Substitute granulated sugar with maple syrup for a deeper, richer sweetness.
  • Spiced Up: Mix in a pinch of nutmeg or ginger for an extra layer of warmth and spice.
  • Vegan Option: Use flax eggs and coconut oil instead of the egg and butter for a plant-based version.
  • Chocolate Lovers: Sprinkle mini chocolate chips over the marshmallows for a sweet surprise!

Serving Suggestions for Sweet Potato Casserole with Marshmallows

  • Pair with Roasted Turkey: This casserole complements the savory flavors of turkey beautifully.
  • Serve with Green Beans: A side of sautéed green beans adds a fresh crunch.
  • Drinks: A glass of apple cider or a light white wine enhances the meal.
  • Presentation: Garnish with a sprinkle of cinnamon or chopped nuts for a festive touch.

FAQs about Sweet Potato Casserole with Marshmallows

Can I make Sweet Potato Casserole with Marshmallows ahead of time?

Absolutely! You can bake the sweet potatoes and mash them a day or two in advance. Just store them in the fridge until you’re ready to mix everything together. This makes it a breeze to whip up on a busy day!

What can I substitute for marshmallows?

If you’re looking for a healthier option, consider using toasted coconut flakes or a layer of pecans instead of marshmallows. They’ll add a delightful crunch and a different flavor profile to your casserole.

How do I store leftovers?

Store any leftover Sweet Potato Casserole with Marshmallows in an airtight container in the fridge. It should last for about 3 to 4 days. Just reheat in the oven or microwave before serving!

Can I freeze Sweet Potato Casserole with Marshmallows?

Yes, you can freeze the casserole before baking. Just cover it tightly with foil or plastic wrap. When you’re ready to bake, let it thaw in the fridge overnight and then bake as directed. This is a great way to prepare for holiday gatherings!

What’s the best way to reheat the casserole?

The best way to reheat is in the oven at 350 degrees F until warmed through. This helps keep the marshmallows nice and fluffy. If you’re in a hurry, the microwave works too, but be careful not to overheat!

Final Thoughts

Creating this Sweet Potato Casserole with Marshmallows is more than just cooking; it’s about crafting memories. The warm, inviting aroma fills your home, wrapping you in nostalgia and comfort. Each bite is a delightful blend of sweetness and crunch, making it a favorite at any gathering. Whether it’s a holiday feast or a simple family dinner, this dish brings everyone together. I hope you find joy in making it as much as I do. So, roll up your sleeves, gather your loved ones, and let this casserole be the star of your next meal!

Print

Sweet Potato Casserole with Marshmallows Recipe Delight

Sweet Potato Casserole with Marshmallows

5 Stars 4 Stars 3 Stars 2 Stars 1 Star

No reviews

A delightful Sweet Potato Casserole topped with mini marshmallows and a crunchy crumb topping, perfect for holiday gatherings.

  • Author: Nicole Barrett
  • Prep Time: 20 minutes
  • Cook Time: 1 hour
  • Total Time: 1 hour 20 minutes
  • Yield: 8 servings 1x
  • Category: Side Dish
  • Method: Baking
  • Cuisine: American
  • Diet: Vegetarian

Ingredients

Scale
  • 3 Medium Sweet Potatoes
  • 1 Large Egg
  • 1/4 Cup Butter, melted
  • 1 Pinch Salt
  • 1/4 Cup Granulated Sugar
  • 1/3 Cup Brown Sugar
  • 1/2 teaspoon Cinnamon
  • 1/2 teaspoon Vanilla
  • 2 Tablespoons Milk or Heavy Cream
  • 2 Cups Mini Marshmallows
  • 1/3 Cup Butter, cold and cut in cubes
  • 1/2 Cup All-Purpose Flour
  • 3/4 Cup Brown Sugar
  • 1/2 teaspoon Cinnamon
  • 1/2 Cup Panko Bread Crumbs
  • 1/4 Cup Graham Cracker Crumbs

Instructions

  1. Preheat the oven to 400 degrees F. Place a piece of tin foil on the oven rack.
  2. Pierce the sweet potatoes with a fork and bake for 45-60 minutes, or until tender.
  3. Carefully peel the potatoes and turn the oven down to 350 degrees F.
  4. Place the sweet potatoes in a large bowl and smash them until smooth.
  5. Add the egg, butter, cinnamon, salt, sugars, vanilla, and milk.
  6. Using a handheld or standing mixer, beat everything together until smooth.
  7. Pour the mixture into an 8×9-inch baking dish and bake for 30 minutes.
  8. Remove from the oven and top with the marshmallows, then the crumb topping, making sure to cover the marshmallows as much as possible.
  9. Bake for an additional 20 minutes.
  10. Allow to cool for 5 minutes and serve.

Notes

  • You can bake the potatoes and mash them days ahead and store in the fridge.
  • The crumb topping can be stored in a ziploc bag and frozen for up to a month.
  • Make the souffle the day before and store in the fridge, then bake on the day of serving to avoid yucky marshmallows.

Nutrition

  • Serving Size: 1 serving
  • Calories: 579
  • Sugar: 63g
  • Sodium: 307mg
  • Fat: 20g
  • Saturated Fat: 12g
  • Unsaturated Fat: 6g
  • Trans Fat: 1g
  • Carbohydrates: 98g
  • Fiber: 4g
  • Protein: 5g
  • Cholesterol: 75mg

Did you make this recipe?

Leave a Comment

Recipe rating 5 Stars 4 Stars 3 Stars 2 Stars 1 Star