Scalloped sweet potatoes are a delightful dish, perfect for bringing warmth to your table. With their sweet and creamy layers, they provide a comforting side for any family meal. This dish is easy to make and always impresses, whether it’s a regular dinner or a special occasion.

Why Make This Scalloped Sweet Potatoes
This dish is a blend of simplicity and taste. It’s easy to whip up using everyday ingredients, making it family-friendly. The creamy cheese sauce pairs wonderfully with the sweet potatoes, creating a rich flavor everyone loves. Plus, the bake time is just right: you can set it and enjoy your family time while it cooks.
How to Make Scalloped Sweet Potatoes
Creating this dish involves layering sliced sweet potatoes with a creamy cheese sauce. It’s straightforward and requires no complicated skills. Just follow the steps, and you’ll have a warm, cheesy side that’s ready to impress.
What You Need
- 4 medium sweet potatoes, peeled and thinly sliced
- 2 tablespoons unsalted butter
- 2 tablespoons all-purpose flour
- 1 cup milk
- 1/2 cup heavy cream
- 1 teaspoon salt
- 1/2 teaspoon ground black pepper
- 1/4 teaspoon ground nutmeg
- 1 cup grated sharp cheddar cheese
- 1/2 cup grated Parmesan cheese
- 2 cloves garlic, minced
- 1 tablespoon fresh thyme leaves, chopped
- 1/4 cup breadcrumbs

Cooking Steps
- Preheat your oven to 375°F (190°C).
- Prepare a baking dish by greasing it with a little butter.
- In a medium saucepan over medium heat, melt the butter.
- Add the minced garlic to the saucepan and sauté for 1 minute until fragrant.
- Stir in the flour and cook for about 1 minute to form a roux.
- Gradually whisk in the milk and cream, ensuring there are no lumps.
- Season the mixture with salt, pepper, and nutmeg.
- Continue to whisk until the sauce thickens slightly, about 4-5 minutes.
- Remove the saucepan from heat and stir in the cheddar and Parmesan cheeses until melted and smooth.
- Layer half of the sweet potato slices in the prepared baking dish.
- Pour half of the cheese sauce over the potatoes, spreading evenly.
- Sprinkle half of the chopped thyme over the sauced potatoes.
- Repeat the layers with the remaining sweet potatoes, cheese sauce, and thyme.
- Sprinkle the breadcrumbs evenly over the top of the dish.
- Cover the dish with aluminum foil and bake for 30 minutes.
- Remove the foil and bake for an additional 15-20 minutes, or until the potatoes are tender and the top is golden brown.
- Remove from the oven and let it cool slightly before serving.
Best Ways to Enjoy It
Scalloped sweet potatoes make an excellent companion to roasted meats, like chicken or pork. They also work well with a fresh salad for a balanced meal. Consider pairing them with your favorite green vegetable for a cozy dinner. It’s perfect for holidays, family gatherings, or any night when you want something special.
How to Store Scalloped Sweet Potatoes
To keep leftovers fresh, store them in an airtight container in the fridge for up to three days. For longer storage, you can freeze them. Just make sure they cool completely, then place them in a freezer-safe container. To reheat, simply warm them in the oven or microwave until heated through.
Helpful Cooking Notes
- Layer the sweet potatoes evenly for a nice texture.
- Adjust cheese types for different flavor profiles; Gouda can be a delicious swap.
- Make it ahead of time; it holds well in the fridge before baking.
- Adding some cooked bacon or ham can give a nice twist.
- Watch the bake time; ovens vary, so check for tenderness.
Easy Flavor Ideas
- Try adding spinach or kale for some greens.
- A sprinkle of caramelized onions can elevate the flavor.
- For a spice kick, add a pinch of cayenne or paprika.
- Swap in a different cheese like Gruyère for a gourmet touch.
- Use coconut milk instead of heavy cream for a dairy-free version.
Common Questions
Can I make these scalloped sweet potatoes ahead of time?
Absolutely! You can prepare the dish ahead and keep it in the fridge. Just cover it well and bake when you’re ready. This makes it easy for busy weeknights or holiday meals.
Can I freeze scalloped sweet potatoes?
Yes, you can freeze this dish. Allow it to cool completely before placing it in an airtight container. It can last for up to 2 months. Just remember to label it with the date!
How do I reheat leftovers?
For best results, reheat in the oven at 350°F until warmed through. You can also use a microwave, but keep an eye on it to avoid overcooking.
What can I substitute for sweet potatoes?
You can try using regular potatoes or a mix of root vegetables. Keep in mind that cooking times may vary, depending on the vegetable used.
Any tips for preventing curdling in the cheese sauce?
Make sure to gradually add the milk and cream while constantly whisking. Keeping the heat moderate also helps to maintain a smooth sauce. Always remove from heat before adding the cheese to prevent curdling.

Scalloped Sweet Potatoes
Ingredients
For the dish
- 4 medium sweet potatoes, peeled and thinly sliced
- 2 tablespoons unsalted butter for greasing the baking dish and for the sauce
- 2 tablespoons all-purpose flour for the roux
- 1 cup milk
- 1/2 cup heavy cream
- 1 teaspoon salt
- 1/2 teaspoon ground black pepper
- 1/4 teaspoon ground nutmeg
- 1 cup grated sharp cheddar cheese
- 1/2 cup grated Parmesan cheese
- 2 cloves garlic, minced
- 1 tablespoon fresh thyme leaves, chopped
- 1/4 cup breadcrumbs
Instructions
Preparation
- Preheat your oven to 375°F (190°C).
- Prepare a baking dish by greasing it with a little butter.
- In a medium saucepan over medium heat, melt the butter.
- Add the minced garlic to the saucepan and sauté for 1 minute until fragrant.
- Stir in the flour and cook for about 1 minute to form a roux.
- Gradually whisk in the milk and cream, ensuring there are no lumps.
- Season the mixture with salt, pepper, and nutmeg.
- Continue to whisk until the sauce thickens slightly, about 4-5 minutes.
- Remove the saucepan from heat and stir in the cheddar and Parmesan cheeses until melted and smooth.
Assembly
- Layer half of the sweet potato slices in the prepared baking dish.
- Pour half of the cheese sauce over the potatoes, spreading evenly.
- Sprinkle half of the chopped thyme over the sauced potatoes.
- Repeat the layers with the remaining sweet potatoes, cheese sauce, and thyme.
- Sprinkle the breadcrumbs evenly over the top of the dish.
Baking
- Cover the dish with aluminum foil and bake for 30 minutes.
- Remove the foil and bake for an additional 15-20 minutes, or until the potatoes are tender and the top is golden brown.
- Remove from the oven and let it cool slightly before serving.
