SWEET-POTATO PARMESAN GRATIN

SWEET-POTATO PARMESAN GRATIN image

Yield 8-10 servings

Number Of Ingredients 7

3 tbsp. butter
4 lbs. sweet potatoes, peeled and cut crosswise into 1/4-in.-thick slices
3/4 cup grated parmesan cheese
2 cups heavy whipping cream
1 tsp. salt
1/2 tsp. ground black pepper
1/4 tsp. cayenne

Steps:

Preheat oven to 400 degrees. Butter a 9-by-13-in. baking dish with 1 tbsp. butter. Arrange a third of the sweet potatoes, overlapping slightly, in the dish. Sprinkle with 1/4 cup cheese. Repeat with two more layers of sweet potatoes and cheese. In a small bowl, combine cream, salt, pepper, and cayenne. Pour over potatoes. Dot with the remaining 2 tbsp. butter. Cover dish with foil and bake 20 minutes. Remove foil and continue baking until sweet potatoes are tender and top is browned, 20 to 25 minutes.