The Best Sweet Potato Casserole Recipe

Ever since I can remember, my favorite dish at Thanksgiving Dinner was the Sweet Potato Casserole with marshmallows on top.

I especially loved it when my mom left it in the oven just a few moments too long and the top would get burnt just a little bit, giving it that perfectly toasted flavor I looked forward to every year.

About fifteen years ago, when I hosted Thanksgiving dinner for the very first time, I decided to try something new. I’ll be honest, I was a little nervous. I didn’t want my mom to be disappointed that I wasn’t making the traditional version I grew up with.

But the moment everyone took a bite, I knew I’d found something special. The new version was creamy, sweet, and topped with the perfect crunch, and to my surprise, it became everyone’s favorite (even Mom’s!).

Now, this is the only way I make Sweet Potato Casserole. It’s rich, cozy, and just the right balance of sweet and savory, no marshmallows required. If you’ve always made the classic version too, give this one a try. It might just become your new family tradition.

Why You’ll Love This Recipe

This Sweet Potato Casserole has everything you want in a holiday side.

It’s easy to make, budget friendly, and always a crowd pleaser. The filling is creamy and perfectly sweet without being over the top, and the topping adds just the right crunch.

I also love that this version skips the marshmallows but still delivers that nostalgic flavor everyone craves. It’s simple enough for a weeknight dinner but special enough for Thanksgiving or Christmas.

Best of all, you can make it ahead of time (which is a lifesaver when you’re juggling a dozen dishes at once). I usually prep it the night before and pop it in the oven right before we sit down to eat and it’s stress free and delicious every time!

Whether you’re hosting for the first time or keeping a family tradition alive, this casserole is one of those recipes that just feels like home.

Ingredients

Filling:

• Sweet potatoes
• Sugar
• Eggs
• Milk
• Butter
• Vanilla extract
• Cinnamon
• Salt

Topping:

• Brown sugar
• Flour
• Butter
• Pecans

How to Make Sweet Potato Casserole

Full directions on how to make this Sweet Potato recipe are in the printable recipe card below. This is a quick walk through on how it is made.

Step 1: Preheat oven to 350°F and grease a 9×13 inch dish.

Step 2: In a large bowl, mash sweet potatoes, then stir in sugar, eggs, milk, melted butter, vanilla, cinnamon, and salt until smooth.

Step 3: Spread filling in the dish.

In another bowl, mix brown sugar, flour, melted butter, and pecans until crumbly, then sprinkle over the top.

Step 4: Bake 30–35 minutes, until the topping is golden and the casserole is heated through.

Cool slightly before serving.

This recipe has officially earned a permanent spot on my Thanksgiving menu because it’s that good.

It’s one of those recipes that blurs the line between side dish and dessert, and if you happen to have leftovers (rare, but it happens), they’re pretty amazing with a cup of coffee the next morning.

What’s the one Thanksgiving dish you always look forward to each year?

Tips & Variations

• Marshmallows or no marshmallows? I grew up with the gooey marshmallow topping, and I still have a soft spot for it! But after trying this pecan streusel version, my family officially switched sides. Turns out that the crunchy, buttery topping wins every time.
• Nut free option: Skip the pecans and use crushed graham crackers, oats, or cornflakes for the same delicious crunch.
• Want to lighten it up? Use half the sugar or swap in a splash of maple syrup for a natural sweetness that pairs perfectly with the sweet potatoes.
• Make it extra creamy: Add a dollop of sour cream or Greek yogurt to the filling for an ultra smooth texture.
• Add a flavor twist: Try a pinch of nutmeg to make the flavor pop.

Whether you keep it classic or try a twist, this casserole is one of those rare dishes that everyone loves, even the ones who think they don’t like sweet potatoes!

One of my favorite things about this Sweet Potato Casserole is how easy it is to make ahead which is a total game changer during the busy holiday rush.

How to make ahead

Prepare the casserole through the topping step, then cover tightly with foil or plastic wrap and refrigerate for up to 2 days. When you’re ready to bake, set it out at room temperature for about 30 minutes and then bake as directed.

How to Freeze

Assemble the casserole (without baking), wrap it well in foil, and freeze for up to 3 months. Thaw overnight in the fridge, then bake until hot and bubbly.

How to store leftovers

Cover and refrigerate for up to 4 days. Reheat individual servings in the microwave, or warm the whole dish in the oven at 325°F until heated through.

A little prep ahead of time means one less thing to worry about on Thanksgiving Day, and more time to enjoy your family (and pie!).

I love that this Sweet Potato Casserole has become one of those must have dishes on our holiday table every year. It’s simple, comforting, and tastes like home with every bite.

Whether you’re trying it for the first time or passing the recipe down to your own family, I hope it brings a little warmth (and maybe a few happy memories) to your table too.

If you make this recipe, I’d love to hear how it turned out! Leave a comment below or tag me on social media and don’t forget to pin it or print it so you can find it easily next Thanksgiving.

More Thanksgiving Recipes

• Mashed Potatoes – This is the easiest way to make the creamiest mashed potatoes!
• Green Bean Casserole – This is the classic green bean side dish that has everyone coming back for seconds.
• Cranberry Salad – This Apple Cranberry Walnut Salad is a delicious autumn inspired salad.
• Buttermilk Biscuits – These Homemade Buttermilk Biscuits are made from scratch and are super fluffy and so good with some warm butter or fresh jam.
• Pumpkin Pie – a Thanksgiving dessert must!