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Sweet Potato Casserole with Marshmallows Recipe

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 215kcal
Author Michele @ Flavor Mosaic



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



To learn how to "bake" sweet potatoes in an Instant Pot, check out my Instant Pot Sweet Potatoes recipe. Then you can mash the sweet potatoes and use them in this recipe.
To Make Optional Pecan Streusel Topping.
  1. In a bowl, stir together 1/4 cup (1/2 stick) softened butter, and 1/2 cup each: brown sugar, flour, and pecans.
  2. Sprinkle over the top of the sweet potatoes and marshmallows.
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Round out your holiday dinner with these recipes
green bean casserole
easy cornbread dressing
squash casserole
pumpkin pie


Calories: 215kcal | Carbohydrates: 35g | Protein: 3g | Fat: 7g | Saturated Fat: 4g | Cholesterol: 57mg | Sodium: 116mg | Potassium: 235mg | Fiber: 1g | Sugar: 23g | Vitamin A: 8305IU | Vitamin C: 1.3mg | Calcium: 48mg | Iron: 0.6mg