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Sweet Potato Maple Casserole with Marshmallows

Sweet Potato Maple Casserole with Marshmallows

Sweet Potato Maple Casserole with Marshmallows is a cozy, comforting side dish combining creamy mashed sweet potatoes, warm maple syrup, and a golden toasted marshmallow topping. Ideal for holidays or family dinners, this casserole offers perfectly balanced flavors with simple ingredients, delivering nostalgic sweetness and a delightful texture contrast.

Ingredients

Scale

Main Ingredients

  • 4 cups peeled and chopped sweet potatoes (about 3 large sweet potatoes)
  • 1/2 cup pure maple syrup
  • 1/4 cup unsalted butter, softened
  • 1 teaspoon ground cinnamon
  • 1/2 teaspoon ground nutmeg
  • 1 teaspoon vanilla extract
  • 1/2 teaspoon salt
  • 2 cups mini marshmallows

Instructions

  1. Prepare and Cook Sweet Potatoes: Peel and cut the sweet potatoes into even chunks, then boil in salted water until tender, about 15–20 minutes. Drain well to avoid excess moisture in the casserole.
  2. Mash and Season: In a large bowl, mash the sweet potatoes until smooth and creamy. Stir in butter, maple syrup, vanilla extract, cinnamon, nutmeg, and a pinch of salt, mixing until all ingredients are thoroughly combined.
  3. Transfer to Baking Dish: Spoon the sweet potato mixture into a buttered casserole dish, smoothing out the top evenly for a professional finish.
  4. Add the Marshmallows: Generously sprinkle mini marshmallows over the top of the sweet potatoes, covering every inch so the entire dish gets a perfect toasted marshmallow cap.
  5. Bake to Perfection: Bake in a preheated oven at 350°F (175°C) for about 25–30 minutes until the marshmallows are golden-brown and puffed. Keep an eye to prevent burning and remove when perfectly toasted.

Notes

  • Use fresh sweet potatoes: They provide the best natural sweetness and creamy texture compared to canned alternatives.
  • Don’t overcook marshmallows: Brown them just right so they’re soft, toasted, and gooey, not burnt or hardened.
  • Mash thoroughly: This prevents lumps and ensures a velvety, smooth casserole base.
  • Add spices gradually: Tasting as you go helps balance flavors without overpowering the sweet potatoes.
  • Let it rest after baking: Allow 5 minutes before serving so the casserole sets up nicely and is easier to serve.

Nutrition

Keywords: sweet potato casserole, maple syrup casserole, marshmallow topping, holiday side dish, comfort food, sweet potato side