Delightful Sweet Potato Casserole

Featured in: Desserts to Satisfy Every Craving

This family-favorite dish combines creamy mashed sweet potatoes with brown sugar and comforting spices, all crowned with perfectly browned marshmallows.

A woman in a kitchen with a stove and oven.
Updated on Wed, 09 Apr 2025 02:43:06 GMT
A white baking dish filled with sweet potato casserole topped with toasted mini marshmallows. Pin it
A white baking dish filled with sweet potato casserole topped with toasted mini marshmallows. | cookingkitchn.com

I gotta tell you about my family's knockout holiday side! This marshmallow-topped sweet potato bake always steals everyone's attention on our Thanksgiving table. The spuds get whipped super fluffy, mixed with cozy spices, then covered with melty marshmallows that turn perfectly golden when baked. You'll definitely have relatives asking how you made it!

What Makes This Special

The mix of flavors really makes this dish pop - sweet potatoes hanging out with nutmeg and cinnamon in the same pan. That gooey marshmallow layer brings back so many holiday memories. And guess what? It's actually pretty easy to throw together. You can get most of it ready beforehand, which is a lifesaver when you're busy with other holiday dishes!

Grab These Items

  • Sweet Potatoes: Go for orange-fleshed ones for maximum sweetness.
  • Butter: Use the good stuff for extra richness.
  • Brown Sugar: Gives everything that warm toffee flavor.
  • Warming Spices: Nutmeg and cinnamon bring the cozy vibes.
  • Vanilla Extract: A little splash works wonders.
  • Mini Marshmallows: They make the perfect melty topping.

Time To Make It

Prep Those Spuds
Peel and cook until they're completely soft - you should be able to poke them easily.
Get Them Fluffy
Mash with butter right after cooking for the creamiest texture.
Mix The Flavors
Stir in your spices, sugar and vanilla until everything tastes amazing.
Layer It Up
Put it all in your dish and cover with plenty of marshmallows - they'll shrink while melting!
Bake To Perfection
Cook until hot, then finish under the broiler but keep watching - they burn fast!

Tips For Success

For ultra-smooth potatoes, try using a food ricer. Never walk away during broiling - those marshmallows can go from perfect to charred in moments! Give the casserole a few minutes to cool after it comes out. Want a little something extra? Try greasing your dish first for those tasty crispy edges everyone fights over.

A creamy sweet potato casserole topped with toasted marshmallows in a white baking dish. Pin it
A creamy sweet potato casserole topped with toasted marshmallows in a white baking dish. | cookingkitchn.com

Try These Twists

Got pecan fans? Toss a nutty crumble between your potato layer and marshmallows. Swap the brown sugar for maple syrup for natural sweetness. If you're cooking for adults, try adding a dash of bourbon to the mix - it's fantastic. Not big on sweet stuff? Skip marshmallows completely and go with herby breadcrumbs on top.

Get Ahead

You can fix the potato mixture a full day before, just wait to add marshmallows until you're ready to bake. It'll stay good in your fridge about 3 days after cooking. When warming up leftovers, stick to the oven instead of microwave - it'll make those marshmallows all gooey again. Lots of people think it actually tastes better the next day, and I kinda agree!

Frequently Asked Questions

→ Can I make it ahead?

Absolutely, you can prep the base earlier but save the marshmallows for right before cooking.

→ How do I prevent burning marshmallows?

Keep an eye on them during the final cooking minutes.

→ Can I use canned sweet potatoes?

Sure, though fresh ones will give you a nicer consistency.

→ Why mash potatoes hot?

They break down better and turn out creamier when they're warm.

→ Can I freeze this?

Just freeze the potato mixture, then top with marshmallows after it's thawed.

Marshmallow Sweet Potato Dish

A beloved holiday favorite blending smooth sweet potatoes with brown sugar and cozy spices, finished with melty marshmallows.

Prep Time
30 Minutes
Cook Time
35 Minutes
Total Time
65 Minutes
By: Sophia

Category: Sweet Delights

Difficulty: Easy

Cuisine: American

Yield: 12 Servings (1)

Dietary: Vegetarian, Gluten-Free

Ingredients

01 4 big sweet potatoes.
02 1 cup packed brown sugar.
03 1/2 cup melted butter.
04 1 teaspoon pure vanilla.
05 1/2 teaspoon ground cinnamon.
06 1/2 teaspoon table salt.
07 1/4 teaspoon ground nutmeg.
08 10 ounces tiny marshmallows.

Instructions

Step 01

Chop peeled sweet potatoes and boil them until soft.

Step 02

Squash potatoes completely.

Step 03

Stir together the melted butter, sugar, and spices.

Step 04

Put mixture into buttered 9x13 pan.

Step 05

Scatter marshmallows over the top.

Step 06

Pop in oven at 350°F for about 25-35 minutes.

Step 07

Look for when marshmallows turn golden.

Notes

  1. You can make the potato mix a day ahead.
  2. Don't let marshmallows burn.
  3. Fresh sweet potatoes taste better than canned.
  4. Great side for Thanksgiving or Christmas dinner.

Tools You'll Need

  • Baking dish sized 9x13.
  • Big pot for boiling.
  • Tool for mashing potatoes.

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.
  • Contains butter for dairy allergies.

Nutrition Facts (Per Serving)

It is important to consider this information as approximate and not to use it as definitive health advice.
  • Calories: ~
  • Total Fat: ~
  • Total Carbohydrate: ~
  • Protein: ~