Sweet Potato Casserole with Marshmallows

This Sweet Potato Casserole with Marshmallows is a family favorite at our Thanksgiving or holiday table. I hope it becomes a favorite for your family too.
Course Sides
Cuisine American
Keyword Easy Sweet Potato Casserole, Southern Sweet Potato Casserole, Southern Sweet Potato Casserole Marshmallows, Sweet Potato Casserole, Sweet Potato Casserole with Marshmallows, Sweet Potatoes
Prep Time 10 minutes
Cook Time 30 minutes
Total Time 40 minutes
Servings 8
Calories 215 kcal
Author Michele @ Flavor Mosaic


  • 2-1/2 pounds sweet potatoes cooked, peeled and mashed
  • 1/4 cup butter melted
  • 1/4 cup white sugar
  • 1/4 cup brown sugar
  • 2 eggs beaten
  • 1/2 cup milk
  • 1/2 teaspoon cinnamon
  • 2 cups mini marshmallows
US Customary - Metric


  1. Preheat oven to 350 degrees F. Spray a 9x13 baking dish with cooking spray.
  2. In a large bowl mix together the sweet potatoes, butter, white and brown sugars, eggs, milk, and cinnamon.
  3. Spread the sweet potato mixture evenly into a prepared 9 x 13 baking dish.
  4. Sprinkle the mini marshmallows evenly over the top in a single layer. (Don't overload the marshmallows.
  5. Bake at 350 degrees F for about 30 minutes or just until the marshmallows are golden brown.

Recipe Video

Recipe Notes

To Make Optional Pecan Streusel Topping.

  1. In a bowl, stir together brown sugar, flour, melted butter, and pecans.
  2. Sprinkle over the top of the sweet potatoes and marshmallows.


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Nutrition Facts
Sweet Potato Casserole with Marshmallows
Amount Per Serving
Calories 215 Calories from Fat 63
% Daily Value*
Total Fat 7g 11%
Saturated Fat 4g 20%
Cholesterol 57mg 19%
Sodium 116mg 5%
Potassium 235mg 7%
Total Carbohydrates 35g 12%
Dietary Fiber 1g 4%
Sugars 23g
Protein 3g 6%
Vitamin A 166.1%
Vitamin C 1.6%
Calcium 4.8%
Iron 3.4%
* Percent Daily Values are based on a 2000 calorie diet.