Classic homestyle sweet potato casserole is a beloved American dish, especially as a side dish during Thanksgiving and Christmas dinner! This comfort food typically features sweet potatoes, brown sugar, and butter as the base ingredients, and can be customized with a variety of different toppings.

When we were a kid we loved to scrape the crispy marshmallows off the top of the sweet potato casserole, this casserole is so good our kids eat all of it together! The trick here is a solid combination of a sweet, good filling, crunchy pecans, and creamy dreamy marshmallows – yum! Happy Holidays!

At Avdaye, we add lots of tips in all of our recipes – because we are a home cook without any formal training, and we find we are more confident making dishes when we understand why it works, and what each ingredient means to the flavor of a recipe. Our goal is for even the most beginner home cook to feel empowered in the kitchen.

How to Make Sweet Potato Casserole

To make this recipe, you will need the following ingredients:

Canned yams or sweet potatoes: These are the base of your casserole. They provide the primary flavor, a sweet, earthy taste that is the hallmark of the dish. Using canned yams or sweet potatoes simplifies preparation as they are already cooked and soft, ready to be mashed and mixed with the other ingredients.
Half and half: This adds creaminess to your dish, making your mashed sweet potatoes richer and smoother.
Salted butter: It enhances the flavors and adds a bit of savory richness that nicely balances the sweetness of the yams or sweet potatoes and maple syrup. The fat in the butter also helps carry the flavors of the spices.
Maple syrup: This sweetener adds a touch of classic fall flavor and extra sweetness to the dish. It complements the natural sweetness of the sweet potatoes and gives a depth of flavor with its unique, rich tones.
Cinnamon and nutmeg: These spices are warm and fragrant, contributing to the traditional fall flavors associated with sweet potato casserole. Cinnamon adds a sweet-spicy taste, while nutmeg offers a slightly nutty and sweet warmth.
Salt: This helps balance the sweetness and enhances the overall flavors of the dish.
Pecans: These provide a crunchy texture that contrasts with the creaminess of the mashed sweet potatoes. Their nutty flavor complements the sweetness of the dish.
Miniature marshmallows: These are a traditional topping for sweet potato casserole, providing a sweet, fluffy contrast to the other ingredients. When baked, they melt and slightly caramelize, adding a delightful toasted flavor.

Use this Method

Prep

Preheat the oven to 350 degrees. Grease a small casserole dish.

Mix Filling

After draining, mash yams in a large mixing bowl and mix together with half and half, butter, maple syrup, cinnamon, and nutmeg. Spread this into the greased casserole dish.

Top

Sprinkle on pecans and marshmallows.

Bake

Bake the casserole on the lower rack uncovered for 25 minutes.

Kitchen notes

Choose the right potatoes: When using fresh sweet potatoes, go for the ones that are firm with no discoloration. They should be a similar size for consistent cooking.

Cook the potatoes properly: Whether you're boiling or baking your sweet potatoes, make sure they are fully cooked and soft. This will ensure that they mash well and incorporate nicely with the other ingredients.

Adjust sweetness as per your liking: The level of sweetness can be adjusted according to personal preference. Some people like their casserole sweet, while others prefer a more balanced flavor. You can adjust the amount of sugar or maple syrup based on your preference.

Spices are important: Don't skimp on spices like cinnamon and nutmeg. They add depth of flavor and give the casserole that classic fall taste.

Get creative with toppings: While the traditional topping for sweet potato casserole is marshmallows, consider adding other elements for extra texture and flavor. You can add a streusel topping, use different types of nuts, or even add some crumbled bacon for a salty twist.

Our Pro Tip

Recipe Tip

Don't underbake! bake the casserole until the marshmallows are nicely browned and toasty. This will give the casserole a nice caramelized flavor.

Allow it to rest: Let the casserole sit for a few minutes after taking it out of the oven. This allows the flavors to meld together and makes it easier to serve.

Make ahead: To save time on the day of your meal, you can make the sweet potato mixture a day in advance, refrigerate it, and add the toppings before baking.

A few answers

Can we make sweet potato casserole ahead of time?

Yes, you can prepare the sweet potato mixture a day in advance. cover and refrigerate it. Add the toppings before baking.

Can we freeze sweet potato casserole?

Yes, sweet potato casserole freezes well. You can freeze it before or after baking. However, if you can freeze it with the marshmallows, it's better to freeze before baking as the marshmallows can become tough when frozen and reheated.

Can we use fresh sweet potatoes instead of canned?

Absolutely. Fresh sweet potatoes might even give a richer flavor. remember to cook them until they're soft for easy mashing.

What can we use instead of marshmallows?

If you don't have marshmallows or prefer not to use them, you can use a streusel topping made of butter, flour, and brown sugar. Some people also like to use a meringue topping.

What can we do if our casserole is too sweet?

If your casserole ends up too sweet, you can add a bit of acid, like lemon juice, to balance the sweetness. In future, remember to adjust the amount of sugar or sweeteners to your liking.

Can we use yams instead of sweet potatoes?

Yes, you can use yams, but keep in mind they are usually a bit sweeter and more moist than sweet potatoes.

What can we serve with sweet potato casserole?

Sweet potato casserole pairs well with savory dishes. It's traditionally served with turkey for Thanksgiving, but it can also accompany roast chicken, ham, or pork. It also goes well with other traditional sides like green beans or stuffing.

How long does sweet potato casserole last in the fridge?

Properly stored, sweet potato casserole should last 3 to 5 days in the refrigerator. cover it tightly or store in airtight containers.

Can we use milk instead of half and half?

Yes, you can substitute milk for the half and half, but the casserole may not be as rich and creamy.

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Ingredients

45 ounce canned yams or sweet potatoes, drained (about 5 cups), 3 15oz cans
4 Tablespoons half and half
3 Tablespoons salted butter, melted
2 Tablespoon maple syrup
2 teaspoon cinnamon
1 teaspoon nutmeg
1 teaspoon salt
1 cup pecans, coarsely chopped
2 cups miniature marshmallows

Method

Preheat the oven to 350 degrees.
Grease a small casserole dish.
After draining, mash yams in a large mixing bowl and mix together with half and half, butter, maple syrup, cinnamon, and nutmeg. Spread this into the greased casserole dish.
Sprinkle on pecans and marshmallows.
Bake the casserole on the lower rack uncovered for 25 minutes.