Sweet Potato Casserole with Marshmallows Recipe

Sweet Potato Casserole with Marshmallows Recipe

How To Make Sweet Potato Casserole with Marshmallows

Here’s a classic Thanksgiving staple of sweet potato casserole to try out! It’s made with just a handful of ingredients for the perfect holiday treat.

Preparation: 20 minutes
Cooking: 1 hour 30 minutes
Total: 1 hour 50 minutes



For Casserole:

  • 2lbssweet potatoes,cleaned
  • 4tbspbutter,melted
  • ¼cupmilk
  • ¼cupbrown sugar,packed
  • 2tbspmaple syrup
  • 1tspcinnamon
  • 1egg
  • 1tspvanilla
  • cooking spray

For Topping:

  • ½cupbrown sugar,packed
  • ½cupflour
  • 4tbspbutter,melted
  • ¼cuppecans,chopped
  • 1cupmini marshmallows


  1. Preheat the oven to 350 degrees F. Line a sheet pan with foil, then coat with cooking spray.

  2. Prick the potatoes with a fork, then place them on the pan.

  3. Bake the potatoes for 45 minutes to 1 hour until tender.

  4. When the potatoes are cool enough to handle, cut them open, scoop out the insides, then place the potatoes in a large bowl.

  5. Add the 4 tablespoons of butter, milk, brown sugar, maple syrup, cinnamon, egg, and vanilla to the bowl. Use a potato masher or hand mixer to mash or beat the potatoes until mostly smooth.

  6. Grease a 9-inch square pan or 2-quart baking dish with cooking spray. Spread the sweet potato mixture evenly in the pan.

  7. In another bowl, mix together the brown sugar, flour, melted butter, and pecans until crumbly. Sprinkle the crumb topping over the sweet potatoes.

  8. Bake for 25 to 30 minutes or until the topping has lightly browned.

  9. Remove from the oven, sprinkle the marshmallows over the top, then return to the oven.

  10. Bake for an additional 3 to 5 or until the marshmallows are just melted.

  11. Serve hot, and enjoy!


  • Calories: 489.90kcal
  • Fat: 22.07g
  • Saturated Fat: 10.61g
  • Trans Fat: 0.62g
  • Monounsaturated Fat: 7.63g
  • Polyunsaturated Fat: 2.41g
  • Carbohydrates: 69.62g
  • Fiber: 5.45g
  • Sugar: 33.57g
  • Protein: 5.41g
  • Cholesterol: 68.38mg
  • Sodium: 114.54mg
  • Calcium: 96.37mg
  • Potassium: 607.01mg
  • Iron: 1.47mg
  • Vitamin A: 1217.83µg
  • Vitamin C: 3.69mg
Share your thoughts and experiences with the Sweet Potato Casserole with Marshmallows recipe in the Recipe Sharing forum section. Let's discuss any variations or tips you may have for this classic holiday dish!

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