Why Make This Sweet Potato Cranberry Gratin
Sweet Potato Cranberry Gratin is more than just a delicious dish; it’s a celebration of flavors that brings warmth and comfort to your table. The creamy richness of the sweet potatoes pairs beautifully with the tartness of the cranberries, creating a delightful balance that will have everyone coming back for seconds. This recipe is perfect for special occasions, holiday feasts, or even a cozy weeknight meal. Plus, it’s a great way to incorporate seasonal ingredients, giving you an opportunity to showcase natural flavors in your cooking.
How to Make Sweet Potato Cranberry Gratin
Making Sweet Potato Cranberry Gratin is straightforward and quite rewarding. You start by layering thinly sliced sweet potatoes and cranberries in a baking dish. The magic happens when you pour over a creamy mixture infused with Parmesan cheese, garlic, and optional thyme for an aromatic touch. After a bit of baking, you’ll be rewarded with a bubbling, golden gratin, sending irresistible aromas throughout your home. This dish not only looks stunning when served but also delivers a wonderful blend of textures—from creamy to crunchy—that will impress your family and friends.
Ingredients:
- 2 large sweet potatoes, thinly sliced
- 1 cup fresh or frozen cranberries
- 1 cup heavy cream
- 1/2 cup grated Parmesan cheese
- 2 tablespoons butter
- 1 teaspoon salt
- 1/2 teaspoon black pepper
- 1 teaspoon garlic powder
- 1 teaspoon thyme (optional)
Directions:
- Preheat your oven to 375°F (190°C).
- In a greased baking dish, layer half of the sweet potato slices.
- Sprinkle half of the cranberries over the sweet potatoes.
- In a bowl, mix the heavy cream, Parmesan cheese, salt, pepper, garlic powder, and thyme.
- Pour half of this mixture over the layer in the baking dish.
- Repeat the layers with the remaining sweet potatoes, cranberries, and cream mixture.
- Dot the top with butter.
- Cover the dish with foil and bake for 30 minutes.
- Remove the foil and bake for an additional 20-25 minutes or until the top is bubbly and golden.
- Let it cool for a few minutes before serving.
Nutritional Information
Here’s a breakdown of the nutrition per serving (based on 8 servings):
- Calories: 350
- Total Fat: 22g
- Saturated Fat: 12g
- Cholesterol: 75mg
- Sodium: 450mg
- Total Carbohydrates: 30g
- Dietary Fiber: 4g
- Sugars: 5g
- Protein: 6g
This dish offers a good balance of indulgence and nutrition, thanks to the fiber-rich sweet potatoes and fresh cranberries.
How to Serve Sweet Potato Cranberry Gratin
Sweet Potato Cranberry Gratin is versatile enough to shine at any meal. Serve it as a standout side dish for holiday dinners—like Thanksgiving or Christmas—accompanying roasted turkey or glazed ham. It also makes for a fantastic vegetarian option at potlucks or gatherings. For a lighter meal, pair it with a fresh green salad topped with a tangy vinaigrette, allowing the flavors to complement each other beautifully.
How to Store Sweet Potato Cranberry Gratin
If you have leftovers (which can be a rarity!), store the gratin in an airtight container in the refrigerator for up to 3-4 days. To reheat, preheat your oven to 350°F (175°C), cover the dish with foil, and bake for about 15-20 minutes, or until heated through. It’s best not to freeze this dish, as the texture of the sweet potatoes can become mushy after thawing.
Expert Tips for Perfect Sweet Potato Cranberry Gratin
- For easier slicing, refrigerate your sweet potatoes for a bit before cutting; this can help them hold their shape better.
- Experiment with different cheeses like Gruyère or cheddar for a flavor twist.
- If you prefer a sweeter dish, add a drizzle of maple syrup or brown sugar between the layers.
- Be sure to slice your sweet potatoes evenly to ensure they cook uniformly.
- Don’t skip the thyme! It adds a lovely aromatic quality that elevates the overall flavor profile.
Delicious Variations
- Pumpkin Addition: Mix in some pumpkin puree with the cream mixture for added richness and seasonal flavor.
- Nutty Crunch: Top your gratin with crushed pecans or walnuts for an extra crunch.
- Spicy Kick: Add a pinch of cayenne pepper or red pepper flakes for a hint of heat.
- Herb Variation: Swap thyme for fresh rosemary or sage for a different herbal note.
Frequently Asked Questions
Can I use canned sweet potatoes for this recipe?
Using canned sweet potatoes is possible, but they will not provide the same texture as fresh ones. Drain and rinse them well if you go this route, and reduce the cooking time, as they’re already cooked.
What can I substitute for heavy cream?
If you’d like a lighter version, use half-and-half or whole milk, but note that this may change the creaminess and richness of the dish.
How can I make this gratin vegan-friendly?
Replace heavy cream with coconut cream and use vegan butter along with nutritional yeast instead of Parmesan cheese. Be sure to check your cranberries as some brands may add sugar or gelatin.
Conclusion
Sweet Potato Cranberry Gratin is a delightful dish that perfectly balances sweetness, creamy texture, and a touch of tang from the cranberries. It’s easy to prepare and makes for a stunning presentation at any meal. With options for variations, it can be tailored to suit various tastes and dietary needs. We encourage you to try this recipe at your next gathering or cozy dinner. If you do, we’d love to hear your thoughts! Happy cooking!

Sweet Potato Cranberry Gratin
Ingredients
Method
- Preheat your oven to 375°F (190°C).
- In a greased baking dish, layer half of the sweet potato slices.
- Sprinkle half of the cranberries over the sweet potatoes.
- In a bowl, mix the heavy cream, Parmesan cheese, salt, pepper, garlic powder, and thyme.
- Pour half of this mixture over the layer in the baking dish.
- Repeat the layers with the remaining sweet potatoes, cranberries, and cream mixture.
- Dot the top with butter.
- Cover the dish with foil and bake for 30 minutes.
- Remove the foil and bake for an additional 20-25 minutes or until the top is bubbly and golden.
- Let it cool for a few minutes before serving.
