- VE
- GF
- LC
Easy Sweet Potatoes Au Gratin
Put a twist on traditional potatoes au gratin by using nutrient-dense sweet potatoes instead! The recipe is a Yummly original created by Sara Mellas.

Easy Sweet Potatoes Au Gratin
ByIngredients
Instructions
- Step 1
Preheat the oven to 375°F.
- Step 2
Spray a 9-inch square baking dish liberally with nonstick cooking spray.
- Step 3
Peel the sweet potatoes and slice uniformly about 1/8-inch thick. Arrange the slices in the pan in rows, slightly overlapping one another. Sprinkle salt and black pepper over the sweet potatoes.
- Step 4
Pour the heavy cream into a large measuring cup. Add the thyme leaves and nutmeg. Whisk to combine. Pour the mixture over the sweet potatoes.
- Step 5
Sprinkle the grated Parmesan and Gruyere cheeses in an even layer over the sweet potatoes.
- Step 6
Bake the gratin on middle rack of oven until bubbling and browned on top, 40-45 minutes.
- Step 7
Check to see that gratin is done. Remove from oven or add time as needed.
- Step 8
Allow the dish to cool for 10 minutes. Plate and serve.
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Per serving
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