Every Christmas, my family looks forward to the warm, comforting aroma of baked sweet potatoes filling the house. I love preparing these Scalloped Sweet Potatoes because they bring a beautiful pop of color and a touch of elegance to our holiday spread. It is a creamy, savory, and slightly sweet side dish that feels like a warm hug during those chilly December gatherings.

Recipe Details

Recipe Information

Prep Time: 20 minutes
Cook Time: 60 minutes
Total Time: 80 minutes
Servings: 8 servings
Difficulty: Easy

Nutrition Information (Per Serving)

Calories: 245
Protein: 4g
Carbs: 28g
Fat: 14g

Why You’ll Love This Scalloped Sweet Potatoes

This dish is the perfect alternative to the traditional sugary marshmallow-topped sweet potato casserole. It balances the natural sweetness of the potatoes with a rich, garlic-infused cream sauce and fresh herbs, making it a sophisticated addition to your Christmas dinner. The thin layers of potato become incredibly tender, while the top develops a golden, slightly crisp crust that everyone fights over. Plus, it is surprisingly simple to assemble, which is a blessing when you are juggling multiple dishes for a holiday feast.

Scalloped Sweet Potatoes Ingredients & Substitutions

3 pounds sweet potatoes, peeled and sliced into 1/8 inch rounds
2 cups heavy cream
1/2 cup vegetable broth
3 cloves garlic, minced
1 tablespoon fresh thyme leaves, chopped
1 tablespoon fresh rosemary, finely chopped
1 teaspoon sea salt
1/2 teaspoon black pepper
1 cup shredded parmesan cheese
2 tablespoons unsalted butter, softened

If you prefer a lighter version, you can replace half of the heavy cream with whole milk or a creamy oat milk. For those who enjoy a bit of extra texture, try swapping the parmesan for a sharp white cheddar or Gruyere cheese. If fresh herbs are not available, use one teaspoon of dried herbs for every tablespoon of fresh, but the fresh herbs truly elevate the Christmas flavor profile.

Step-by-Step Instructions to Make Scalloped Sweet Potatoes

Step 1: Preparation and Slicing

Start by preheating your oven to 375 degrees Fahrenheit. Grease a 9×13 inch baking dish generously with the softened butter to ensure nothing sticks. Using a sharp knife or a mandoline slicer, carefully slice your peeled sweet potatoes into uniform rounds about 1/8 inch thick. Keeping the slices even is the secret to making sure everything cooks at the same rate.

Step 2: Create the Creamy Sauce

In a medium mixing bowl or a large measuring cup, whisk together the heavy cream, vegetable broth, minced garlic, chopped thyme, rosemary, salt, and black pepper. This liquid will infuse every layer of the potatoes with savory, aromatic flavor as it bubbles away in the oven.

Step 3: Layer the Potatoes

Arrange about one third of the sweet potato slices in the bottom of your prepared baking dish, overlapping them slightly like shingles. Sprinkle a small handful of the shredded parmesan over this layer. Repeat this process with the remaining potatoes and cheese, ending with a final layer of potatoes on top. Pour the cream mixture evenly over the entire dish, ensuring the liquid settles between the layers.

Step 4: The First Bake

Cover the baking dish tightly with aluminum foil. Place it in the center of the oven and bake for 40 minutes. Covering the dish allows the potatoes to steam and become perfectly tender without the top browning too quickly.

Step 5: The Final Crisp

Carefully remove the foil and sprinkle any remaining cheese over the top. Bake for another 15 to 20 minutes, or until the cream has thickened and the top is beautifully golden brown and bubbling. Let the dish rest for at least 10 minutes before serving. This resting period is crucial as it allows the sauce to set so you get clean, beautiful helpings.

Tips for Success

To get the best results, always use a mandoline for slicing if you have one, as consistent thickness ensures every slice is perfectly tender. If you find the top is browning too fast during the final step, loosely tent it with foil again. For the most vibrant Christmas presentation, choose sweet potatoes with deep orange flesh. Also, don’t skimp on the salt, sweet potatoes are naturally very sweet and need a good amount of seasoning to achieve that perfect savory balance.

Variations of Scalloped Sweet Potatoes

If you want to add a smoky element, try layering in some cooked and crumbled turkey bacon between the potato slices. For a spicy twist, whisk a pinch of cayenne pepper or some smoked paprika into the cream sauce. You can also mix in some regular Russet potatoes for a variegated look and a slightly different texture. If you love crunch, top the dish with a mixture of panko breadcrumbs and melted butter during the last 15 minutes of baking.

Serving Suggestions: What to Pair with Scalloped Sweet Potatoes

This dish is a superstar on the Christmas table. It pairs wonderfully with a roasted turkey, a honey-glazed roast, or even a savory nut roast for a vegetarian-friendly option. Balance the richness of the cream sauce with something bright and acidic, like a crisp green salad with a lemon vinaigrette or roasted balsamic Brussels sprouts. It also goes beautifully with steamed green beans topped with toasted almonds.

Storage & Reheating Instructions

Leftovers can be stored in an airtight container in the refrigerator for up to four days. To reheat, place a portion in a microwave-safe dish and heat in 30-second intervals. For better results, reheat the entire dish in a 350-degree oven, covered with foil, for about 15 to 20 minutes until heated through. I do not recommend freezing this dish, as the cream sauce can sometimes separate and the potatoes may become grainy upon thawing.

Memories Made Around the Table

I remember the first time I brought this dish to our Christmas dinner. My grandmother, who was the queen of traditional candied yams, was skeptical at first about a savory version. But after one bite of the garlic-cream sauce and tender potatoes, she asked for the recipe. Now, it has become a new tradition that bridges the gap between old favorites and new flavors. Seeing the empty dish at the end of the night is always the best holiday gift I could ask for.

FAQs

Can I make Scalloped Sweet Potatoes ahead of time?

Yes, you can assemble the dish up to 24 hours in advance. Cover it tightly and keep it in the refrigerator. When you are ready to bake, let it sit on the counter for 30 minutes to take the chill off before putting it in the oven. You may need to add 5 to 10 minutes to the covered baking time.

Why are my sweet potatoes still hard?

This usually happens if the slices are too thick or if the dish wasn’t covered tightly enough during the first stage of baking. Ensure your slices are no thicker than 1/8 inch and that the foil seal is tight to trap the steam.

What type of sweet potato is best for this recipe?

I recommend using Jewel or Beauregard sweet potatoes. They have a high moisture content and a deep orange color that holds up well during the long baking process and looks stunning on a holiday table.

Can I use milk instead of heavy cream?

While you can use milk, the sauce will be much thinner and won’t have the same velvety richness. If you must use milk, I suggest whisking a tablespoon of cornstarch into the cold milk before mixing it with the other ingredients to help it thicken.

Do I need to peel the sweet potatoes?

For the most refined texture, I recommend peeling them. However, if you prefer a more rustic look and extra fiber, you can leave the skins on, just make sure to scrub them very well before slicing.

Final Thoughts

Scalloped Sweet Potatoes are a delightful way to bring a touch of luxury to your Christmas celebration. The combination of earthy herbs, rich cream, and natural sweetness creates a side dish that is both comforting and sophisticated. Whether you are hosting a large gathering or a quiet family dinner, this recipe is sure to become a requested favorite for years to come. Enjoy the process of layering and the wonderful aroma that will fill your home!

Scalloped Sweet Potatoes

Print Recipe

Total Time: 1 hour 20 minutes

Ingredients

3 pounds sweet potatoes, peeled and sliced into 1/8 inch rounds
2 cups heavy cream
1/2 cup vegetable broth
3 cloves garlic, minced
1 tablespoon fresh thyme leaves, chopped
1 tablespoon fresh rosemary, finely chopped
1 teaspoon sea salt
1/2 teaspoon black pepper
1 cup shredded parmesan cheese
2 tablespoons unsalted butter, softened

Instructions

Start by preheating your oven to 375 degrees Fahrenheit. Grease a 9×13 inch baking dish generously with the softened butter to ensure nothing sticks. Using a sharp knife or a mandoline slicer, carefully slice your peeled sweet potatoes into uniform rounds about 1/8 inch thick. Keeping the slices even is the secret to making sure everything cooks at the same rate.
In a medium mixing bowl or a large measuring cup, whisk together the heavy cream, vegetable broth, minced garlic, chopped thyme, rosemary, salt, and black pepper. This liquid will infuse every layer of the potatoes with savory, aromatic flavor as it bubbles away in the oven.
Arrange about one third of the sweet potato slices in the bottom of your prepared baking dish, overlapping them slightly like shingles. Sprinkle a small handful of the shredded parmesan over this layer. Repeat this process with the remaining potatoes and cheese, ending with a final layer of potatoes on top. Pour the cream mixture evenly over the entire dish, ensuring the liquid settles between the layers.
Cover the baking dish tightly with aluminum foil. Place it in the center of the oven and bake for 40 minutes. Covering the dish allows the potatoes to steam and become perfectly tender without the top browning too quickly.
Carefully remove the foil and sprinkle any remaining cheese over the top. Bake for another 15 to 20 minutes, or until the cream has thickened and the top is beautifully golden brown and bubbling. Let the dish rest for at least 10 minutes before serving. This resting period is crucial as it allows the sauce to set so you get clean, beautiful helpings.

Cook Time: 80 minutes
Diet: Vegetarian