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Sweet Potato Casserole with Marshmallows and Cinnamon Streusel
why make this recipe
Sweet Potato Casserole with Marshmallows and Cinnamon Streusel is a classic dish that brings warmth and comfort to any meal. It’s not just delicious but also very easy to make. This casserole combines sweet potatoes, rich flavors, and the sweetness of marshmallows, making it a favorite for holidays and family gatherings. Its delightful aroma and taste will surely impress your guests and become a staple in your kitchen.

how to make Sweet Potato Casserole with Marshmallows and Cinnamon Streusel
Ingredients:
- 4 large sweet potatoes
- 1/2 cup granulated sugar
- 1/2 cup milk
- 1/2 cup butter, melted
- 2 large eggs, beaten
- 1 teaspoon vanilla extract
- 1/2 teaspoon ground cinnamon
- 1/4 teaspoon salt
- 2 cups mini marshmallows
- 1/2 cup brown sugar
- 1/4 cup all-purpose flour
- 1 teaspoon ground cinnamon (for streusel)
- 1/4 cup butter, softened (for streusel)
Directions:
- Preheat your oven to 350°F (175°C).
- Boil the sweet potatoes in a large pot for about 30 minutes or until they’re tender. Drain and let them cool.
- Peel and mash the sweet potatoes in a mixing bowl.
- Add granulated sugar, milk, melted butter, beaten eggs, vanilla extract, ground cinnamon, and salt to the mashed sweet potatoes. Mix well until smooth.
- Pour the sweet potato mixture into a greased baking dish.
- In another bowl, combine the brown sugar, flour, ground cinnamon, and softened butter for the streusel topping. Mix until crumbly.
- Sprinkle the streusel topping over the sweet potato mixture.
- Bake in the preheated oven for 25-30 minutes.
- Remove from the oven and top with mini marshmallows. Return to the oven and bake for an additional 10-15 minutes until the marshmallows are golden brown.
- Let it cool for a few minutes before serving.
how to serve Sweet Potato Casserole with Marshmallows and Cinnamon Streusel
Serve this sweet potato casserole warm as a side dish at your holiday table or any family gathering. It pairs wonderfully with roasted meats, turkey, or ham. You can also enjoy it as a comforting sweet treat.
how to store Sweet Potato Casserole with Marshmallows and Cinnamon Streusel
Allow the casserole to cool completely before storing. Cover it tightly with plastic wrap or aluminum foil and place it in the refrigerator. It will last for up to 3 days. You can also freeze individual portions for up to 2 months. Just thaw and reheat when you’re ready to enjoy it again.
tips to make Sweet Potato Casserole with Marshmallows and Cinnamon Streusel
- For smoother texture, make sure to mash the sweet potatoes thoroughly.
- You can adjust the sugar based on your taste preference.
- If you prefer a crunchier topping, bake the casserole longer before adding marshmallows or use chopped nuts in the streusel.
variation
You can add chopped pecans or walnuts to the streusel for extra crunch. Another variation is to mix in some chopped apples or pears for a fruity twist.
FAQs
Can I use canned sweet potatoes?
Yes, you can use canned sweet potatoes for convenience. Just make sure to drain them well before mashing.
How can I make it ahead of time?
You can prepare the casserole up to the point of baking, cover it, and refrigerate it overnight. Just bake it when you are ready to serve.
Can I omit the marshmallows?
Yes, if you prefer a less sweet dish, you can omit the marshmallows and replace them with chopped nuts for added texture.

Sweet Potato Casserole with Marshmallows and Cinnamon Streusel
Ingredients
For the casserole
- 4 large sweet potatoes Boiled, peeled, and mashed
- 1/2 cup granulated sugar
- 1/2 cup milk
- 1/2 cup butter, melted
- 2 large eggs, beaten
- 1 teaspoon vanilla extract
- 1/2 teaspoon ground cinnamon
- 1/4 teaspoon salt
For the toppings
- 2 cups mini marshmallows
- 1/2 cup brown sugar
- 1/4 cup all-purpose flour
- 1 teaspoon ground cinnamon (for streusel)
- 1/4 cup butter, softened (for streusel)
Instructions
Preparation
- Preheat your oven to 350°F (175°C).
- Boil the sweet potatoes in a large pot for about 30 minutes or until they're tender. Drain and let them cool.
- Peel and mash the sweet potatoes in a mixing bowl.
- Add granulated sugar, milk, melted butter, beaten eggs, vanilla extract, ground cinnamon, and salt to the mashed sweet potatoes. Mix well until smooth.
- Pour the sweet potato mixture into a greased baking dish.
Streusel Topping
- In another bowl, combine the brown sugar, flour, ground cinnamon, and softened butter for the streusel topping. Mix until crumbly.
- Sprinkle the streusel topping over the sweet potato mixture.
Baking
- Bake in the preheated oven for 25-30 minutes.
- Remove from the oven and top with mini marshmallows. Return to the oven and bake for an additional 10-15 minutes until the marshmallows are golden brown.
- Let it cool for a few minutes before serving.



