gluten-free sweet potato casserole on a white plate
5 from 2 votes

Gluten-Free Sweet Potato Casserole {Dairy-Free Option}

Traditional Gluten-Free Sweet Potato Casserole topped with roasted marshmallows. The recipe also includes a dairy-free option. 
Course Side Dish
Cuisine American
Keyword gluten-free sweet potato casserole, gluten-free sweet potato with marshmallow
Prep Time 10 minutes
Cook Time 40 minutes
roasting time 1 hour
Total Time 50 minutes
Servings 10
Calories 290kcal
Author Audrey from Mama Knows Gluten Free


  • 3 cups cooked sweet potatoes, mashed Bake sweet potatoes at 400°F for 1 hour or you can use canned sweet potatoes, (drained)
  • 1 cup granulated sugar
  • 1/3 cup melted butter dairy-free use Smart Balance butter
  • 2 eggs
  • 1 teaspoon pure vanilla extract
  • 2 teaspoon ground cinnamon
  • 1/4 teaspoon ground nutmeg
  • 1/8 teaspoon ground ginger
  • 1/4 cup cream dairy-free use almond, cashew or coconut milk
  • 2-3 cups gluten-free mini marshmallows


  • Preheat oven to 350°F degrees.
  • In a larger bowl add the mashed sweet potatoes.
  • Add the melted butter, sugar, ginger, cinnamon, nutmeg, eggs, pure vanilla extract cream to the mashed sweet potatoes. Beat the sweet potato mixture with an electric mixer until smooth.
  • Pour the sweet potato mixture into greased casserole dish (1 1/2 quarts). 
  • Bake for 30 minutes. Remove from the oven and top with the mini marshmallows and bake for an additional 5 to 10 minutes. Please watch your marshmallows because all ovens are different. Enjoy!
  • Store leftovers in an air-tight container or cover the casserole dish with foil or plastic wrap and refrigerated. Left-overs can be reheated in the microwave or the oven. 


Bake your whole sweet potatoes for 1 hour at 400°F. Allow them to cool then peel and mash.
Refrigerate leftovers and reheat in the microwave or oven.
Mama says, "Check all of your labels!"


Serving: 1serving | Calories: 290kcal | Carbohydrates: 46g | Protein: 2g | Fat: 11g | Saturated Fat: 6g | Cholesterol: 69mg | Sodium: 143mg | Potassium: 193mg | Fiber: 1g | Sugar: 34g | Vitamin A: 7465IU | Vitamin C: 1.2mg | Calcium: 35mg | Iron: 0.6mg
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