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Sweet Potato Casserole Recipe with Marshmallows

Classic sweet potato casserole with a sweet pecan streusel and toasted melty marshmallows on top.

Course Side Dish
Cuisine American
Prep Time 5 minutes
Cook Time 1 hour
Total Time 1 hour 5 minutes
Servings 12
Calories 259 kcal
Author Lil' Luna


  • 4 cups cubed sweet potatoes
  • 1/2 cup white sugar
  • 2 eggs beaten
  • 1/2 tsp salt
  • 4 tbsp butter softened
  • 1/2 cup milk
  • 1/2 tsp vanilla extract
  • 1/2 cup packed brown sugar
  • 1/2 cup all-purpose flour
  • 3 tbsp butter softened
  • 1/2 cup chopped pecans
  • 2-3 cups mini marshmallows


  1. Preheat oven to 325.

  2. In a medium pot, cover sweet potatoes in water and cook over medium high heat until tender; drain and mash.
  3. In a large bowl, mix together the mashed potatoes, sugar, eggs, salt, butter, milk and vanilla extract, until smooth. Poor in a greased 9x13" baking dish.
  4. Mix the brown sugar and flour in a medium bowl and cut in the butter until the mixture is coarse. Stir in pecans, and sprinkle mixture over your sweet potato mixture.
  5. Bake at 325 for 20 minutes. Sprinkle on marshmallows and bake an additional 10-15 minutes (or until lightly brown).ENJOY!

Nutrition Facts
Sweet Potato Casserole Recipe with Marshmallows
Amount Per Serving
Calories 259 Calories from Fat 99
% Daily Value*
Fat 11g17%
Saturated Fat 5g31%
Cholesterol 46mg15%
Sodium 205mg9%
Potassium 209mg6%
Carbohydrates 38g13%
Fiber 2g8%
Sugar 25g28%
Protein 3g6%
Vitamin A 6553IU131%
Vitamin C 1mg1%
Calcium 42mg4%
Iron 1mg6%
* Percent Daily Values are based on a 2000 calorie diet.