Easy Southern Sweet Potato Casserole with Marshmallows

Southern Sweet Potato Casserole with Marshmallows is a classic side dish that’s a perfect blend of creamy sweet potatoes and fluffy marshmallows.

This comforting dish is a staple for family dinners and special gatherings, loved for its rich, sweet flavors and delightful textures. Whether you’re serving it alongside a hearty main course or enjoying it as a dessert-like treat, this casserole is sure to impress!

Kitchen Equipment Needed

• Large pot
• Potato masher or hand mixer
• Mixing bowls
• 9×13-inch baking dish
• Spatula

Ingredients Overview

• Sweet Potatoes: The base of the casserole, providing a naturally sweet and creamy flavor.
• Brown Sugar: Adds a rich caramelized sweetness.
• Butter: Enhances the smooth texture and flavor.
• Milk: Creates a creamy consistency.
• Marshmallows: The iconic topping that toasts to golden perfection.
• Spices: Cinnamon and nutmeg add warm, cozy flavors.

Ingredients

• 4 large sweet potatoes, peeled and cubed
• 1/2 cup (120 g) unsalted butter, softened
• 1/2 cup (100 g) brown sugar
• 1/4 cup (60 ml) milk
• 1 tsp vanilla extract
• 1/2 tsp ground cinnamon
• 1/4 tsp ground nutmeg
• Pinch of salt
• 2 cups mini marshmallows

Instructions

1. Prepare the Sweet Potatoes
   • Preheat your oven to 375°F (190°C).
   • Place the peeled and cubed sweet potatoes in a large pot of water. Bring to a boil and cook until tender, about 15-20 minutes. Drain well.
2. Mash the Sweet Potatoes
   • Transfer the cooked sweet potatoes to a large mixing bowl. Mash until smooth using a potato masher or hand mixer.
3. Mix the Filling
   • Add the butter, brown sugar, milk, vanilla extract, cinnamon, nutmeg, and a pinch of salt to the mashed sweet potatoes. Mix until fully combined and creamy.
4. Assemble the Casserole
   • Spread the sweet potato mixture evenly into a greased 9×13-inch baking dish. Smooth the top with a spatula.
5. Add the Marshmallows
   • Sprinkle the mini marshmallows evenly over the top of the sweet potatoes.
6. Bake the Casserole
   • Bake in the preheated oven for 15-20 minutes, or until the marshmallows are golden and bubbly.
7. Serve Warm
   • Remove the casserole from the oven and let it sit for 5 minutes before serving.

Step-by-Step Instructions

This simple recipe combines boiling, mashing, and baking for an easy-to-follow process. While the potatoes cook, you can prepare the other ingredients, making it a time-efficient dish.

Recipe Tips

• Choose Fresh Sweet Potatoes: Look for firm, evenly sized potatoes for even cooking.
• Make Ahead: Prepare the sweet potato mixture a day in advance and add the marshmallows just before baking.
• Customize the Topping: Add chopped pecans or a sprinkle of cinnamon to the marshmallows for extra texture and flavor.

What to Serve With This Recipe

• Roast Chicken or Turkey: Complements the sweetness of the casserole.
• Green Beans or Brussels Sprouts: A fresh vegetable side balances the richness.
• Cornbread: A Southern classic that pairs perfectly with sweet and savory dishes.

Frequently Asked Questions

Can I use canned sweet potatoes?
Yes, use about 3 cups of canned sweet potatoes, drained and mashed.

Can I make it without marshmallows?
Absolutely! Swap the marshmallows for a pecan crumble topping for a less sweet alternative.

Can I freeze leftovers?
Yes, store the casserole in an airtight container and freeze for up to 2 months. Reheat in the oven until warmed through.

Serving Suggestions

Serve this casserole warm with a dollop of whipped cream for a dessert-like experience or enjoy it alongside savory dishes for a delicious contrast. This versatile recipe is a guaranteed crowd-pleaser!

thern Sweet Potato Casserole

Southern Sweet Potato Casserole with Marshmallows is a classic side dish that’s a perfect blend of creamy sweet potatoes and fluffy marshmallows.

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Ingredients

  

• 4 large sweet potatoes peeled and cubed
• 1/2 cup 120 g unsalted butter, softened
• 1/2 cup 100 g brown sugar
• 1/4 cup 60 ml milk
• 1 tsp vanilla extract
• 1/2 tsp ground cinnamon
• 1/4 tsp ground nutmeg
• Pinch of salt
• 2 cups mini marshmallows

Instructions

 

• Prepare the Sweet Potatoes
• Preheat your oven to 375°F (190°C).
• Place the peeled and cubed sweet potatoes in a large pot of water. Bring to a boil and cook until tender, about 15-20 minutes. Drain well.
• Mash the Sweet Potatoes
• Transfer the cooked sweet potatoes to a large mixing bowl. Mash until smooth using a potato masher or hand mixer.
• Mix the Filling
• Add the butter, brown sugar, milk, vanilla extract, cinnamon, nutmeg, and a pinch of salt to the mashed sweet potatoes. Mix until fully combined and creamy.
• Assemble the Casserole
• Spread the sweet potato mixture evenly into a greased 9x13-inch baking dish. Smooth the top with a spatula.
• Add the Marshmallows
• Sprinkle the mini marshmallows evenly over the top of the sweet potatoes.
• Bake the Casserole
• Bake in the preheated oven for 15-20 minutes, or until the marshmallows are golden and bubbly.
• Serve Warm
• Remove the casserole from the oven and let it sit for 5 minutes before serving.