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close up overhead image of sweet potato souffle with a spoon in it

Sweet Potato Soufflé

This sweet potato soufflé will quickly become your favorite holiday side dish! Fluffy mashed sweet potatoes are topped with a buttery streusel topping. This perfectly sweet recipe will make a perfect addition to your Thanksgiving table or next potluck!
Course Side Dish
Cuisine American
Keyword family-friendly, potluck, thanksgiving
Prep Time 5 minutes
Cook Time 1 hour 30 minutes
Total Time 1 hour 35 minutes
Servings 12 servings
Calories 403kcal


  • Baking sheet
  • Large bowl
  • 9x13 baking dish


For the Soufflé

  • 4-5 sweet potatoes
  • ½ cup butter softened
  • 2 eggs
  • ½ cup brown sugar
  • ¼ cup white sugar
  • ½ cup milk
  • 1 teaspoon vanilla extract

For the Streusel Topping

  • 1 cup chopped pecans
  • 1 cup brown sugar
  • ½ cup all purpose flour
  • ¼ cup butter softened
  • ½ teaspoon cinnamon


  • Preheat oven to 350° Fahrenheit.
  • Poke holes all around sweet potatoes with a fork then transfer to a baking sheet and bake for 1 hour or until very soft. Remove from the oven and let cool before transferring the flesh to a large bowl.
    sweet potato souffle step 1
  • Mash sweet potatoes until smooth then add in the butter, eggs, brown sugar, sugar, milk, and vanilla extract. Beat with either a hand or stand mixer until smooth.
    sweet potato souffle step 2
  • Transfer soufflé to a 9x13-inch baking dish then assemble the topping by mixing all topping ingredients together in a bowl. Sprinkle topping over top of soufflé.
  • Bake for 30-40 minutes or until golden brown.
    sweet potato souffle step 4


  • For especially large sweet potatoes, bake them at 400° Fahrenheit before reducing the oven to 350° Fahrenheit to bake the soufflé.
Recipe yields approximately 12 servings. Actual number of servings will depend on your preferred portion sizes.
Nutritional values shown are general guidelines and reflect information for 1 serving using the ingredients listed, using 5 sweet potatoes. Actual macros may vary slightly depending on specific brands and types of ingredients used.
To determine the weight of one serving, prepare the recipe as instructed. Weigh the finished recipe, then divide the weight of the finished recipe (not including the weight of the container the food is in) by 12. Result will be the weight of one serving.


Serving: 1serving | Calories: 403kcal | Carbohydrates: 56g | Protein: 4g | Fat: 19g | Saturated Fat: 8g | Polyunsaturated Fat: 3g | Monounsaturated Fat: 7g | Trans Fat: 1g | Cholesterol: 59mg | Sodium: 176mg | Potassium: 425mg | Fiber: 4g | Sugar: 36g | Vitamin A: 13775IU | Vitamin C: 2mg | Calcium: 78mg | Iron: 1mg | Net Carbs: 52g