This delightful dish combines the natural sweetness of sweet potatoes and butternut squash with a creamy, garlicky sauce. It's a perfect side dish for any meal, offering a comforting and flavorful experience that will impress your guests and family alike.
While most of the ingredients in this recipe are common, you might need to ensure you have heavy cream and parmesan cheese on hand. These ingredients are essential for achieving the rich, creamy texture and savory flavor that make this dish special. If you don't usually stock these items, a quick trip to the supermarket will be necessary.
Ingredients for Scalloped Sweet Potatoes and Butternut Squash Recipe
Sweet potatoes: These provide a natural sweetness and a hearty texture to the dish.
Butternut squash: Adds a slightly nutty flavor and complements the sweet potatoes well.
Heavy cream: Creates a rich and creamy sauce that binds the dish together.
Milk: Lightens the cream mixture while maintaining its creamy consistency.
Garlic: Adds a subtle, aromatic flavor to the sauce.
Salt: Enhances the overall flavor of the dish.
Black pepper: Adds a hint of spice and balances the sweetness of the vegetables.
Parmesan cheese: Provides a savory, umami flavor and a golden crust on top.
Technique Tip for This Recipe
When slicing the sweet potatoes and butternut squash, aim for uniform thickness to ensure even cooking. A mandoline slicer can be particularly helpful for achieving consistent slices. This not only helps the vegetables cook at the same rate but also creates a visually appealing layered effect in the final dish.
Suggested Side Dishes
Alternative Ingredients
sweet potatoes - Substitute with yams: Yams have a similar texture and sweetness, making them a good alternative.
butternut squash - Substitute with acorn squash: Acorn squash has a comparable texture and flavor profile, making it a suitable replacement.
heavy cream - Substitute with coconut cream: Coconut cream provides a rich and creamy texture, with a slight coconut flavor that complements the dish.
milk - Substitute with almond milk: Almond milk is a lighter, dairy-free option that still adds creaminess to the dish.
garlic - Substitute with shallots: Shallots offer a milder, slightly sweet flavor that can enhance the dish similarly to garlic.
salt - Substitute with soy sauce: Soy sauce adds a salty flavor along with a bit of umami, enhancing the overall taste.
black pepper - Substitute with white pepper: White pepper provides a similar heat and flavor but with a slightly different aroma.
parmesan cheese - Substitute with gruyere cheese: Gruyere cheese melts well and has a nutty flavor that complements the dish.
Other Alternative Recipes Similar to This Dish
How To Store / Freeze This Dish
- Allow the scalloped sweet potatoes and butternut squash to cool completely at room temperature before storing.
- Transfer the dish to an airtight container or cover the baking dish tightly with plastic wrap or aluminum foil.
- Store in the refrigerator for up to 3-4 days. Reheat in the oven at 350°F (175°C) until warmed through, about 15-20 minutes.
- For freezing, wrap the cooled dish tightly with plastic wrap and then a layer of aluminum foil to prevent freezer burn.
- Label the container with the date and contents to keep track of freshness.
- Freeze for up to 2-3 months. When ready to use, thaw in the refrigerator overnight.
- Reheat in the oven at 350°F (175°C) for 25-30 minutes or until heated through, ensuring the vegetables are tender and the top is bubbly and golden.
How To Reheat Leftovers
Oven Method: Preheat your oven to 350°F (175°C). Place the leftover scalloped sweet potatoes and butternut squash in an oven-safe dish. Cover with aluminum foil to prevent drying out. Heat for about 20-25 minutes, or until warmed through. For a crispy top, remove the foil for the last 5 minutes of reheating.
Microwave Method: Transfer a portion of the scalloped sweet potatoes and butternut squash to a microwave-safe dish. Cover with a microwave-safe lid or plastic wrap, leaving a small vent for steam to escape. Heat on medium power for 2-3 minutes, stirring halfway through to ensure even heating. Continue to heat in 1-minute intervals if needed, until hot.
Stovetop Method: Place the scalloped sweet potatoes and butternut squash in a non-stick skillet over medium-low heat. Add a splash of milk or heavy cream to help rehydrate the dish. Cover and heat for about 10-15 minutes, stirring occasionally, until warmed through.
Air Fryer Method: Preheat your air fryer to 350°F (175°C). Place the scalloped sweet potatoes and butternut squash in a single layer in the air fryer basket. Heat for 5-7 minutes, shaking the basket halfway through to ensure even heating. This method will help maintain a crispy top layer.
Toaster Oven Method: Preheat your toaster oven to 350°F (175°C). Place the scalloped sweet potatoes and butternut squash in an oven-safe dish that fits in your toaster oven. Cover with aluminum foil and heat for 15-20 minutes, or until warmed through. Remove the foil for the last 5 minutes to crisp up the top.
Best Tools for This Recipe
Oven: Used to bake the scalloped sweet potatoes and butternut squash at the specified temperature.
Saucepan: Used to heat the heavy cream, milk, garlic, salt, and pepper mixture.
Baking dish: Used to layer the sweet potatoes, butternut squash, and cream mixture.
Aluminum foil: Used to cover the baking dish during the initial baking period.
Knife: Used to peel and thinly slice the sweet potatoes and butternut squash.
Cutting board: Provides a surface to safely slice the vegetables.
Measuring cups: Used to measure the heavy cream, milk, and grated parmesan cheese.
Garlic press: Used to mince the garlic cloves.
Grater: Used to grate the parmesan cheese.
Mixing spoon: Used to stir the cream mixture in the saucepan.
Oven mitts: Used to safely handle the hot baking dish when removing it from the oven.
How to Save Time on This Recipe
Pre-slice vegetables: Use a mandoline slicer to quickly and evenly slice the sweet potatoes and butternut squash.
Preheat oven: Start preheating your oven while you prepare the ingredients to save time.
Use pre-minced garlic: Save time by using pre-minced garlic from a jar instead of mincing fresh cloves.
Mix cream ahead: Combine the heavy cream, milk, garlic, salt, and pepper in advance and store in the fridge.
Grate cheese in bulk: Grate the parmesan cheese in bulk and store it in an airtight container for future use.

Scalloped Sweet Potatoes and Butternut Squash Recipe
Ingredients
Main Ingredients
- 2 large Sweet Potatoes peeled and thinly sliced
- 1 medium Butternut Squash peeled and thinly sliced
- 1 cup Heavy Cream
- 1 cup Milk
- 2 cloves Garlic minced
- 1 teaspoon Salt
- ½ teaspoon Black Pepper
- 1 cup Grated Parmesan Cheese
Instructions
- Preheat your oven to 375°F (190°C).
- In a saucepan, combine heavy cream, milk, garlic, salt, and pepper. Heat until just about to boil, then remove from heat.
- Layer half of the sweet potatoes and butternut squash in a greased baking dish. Pour half of the cream mixture over the layers. Repeat with the remaining sweet potatoes, butternut squash, and cream mixture.
- Sprinkle the grated Parmesan cheese on top.
- Cover with aluminum foil and bake for 40 minutes. Remove the foil and bake for an additional 20 minutes, or until the top is golden and the vegetables are tender.
- Let it rest for 10 minutes before serving.
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