Garlic Butter Sweet Potato Bake
A comforting and delightful dish featuring layers of tender sweet potatoes baked in a rich garlic butter sauce topped with creamy Parmesan cheese.
Ingredients
For the garlic butter sauce
- 1 tsp cornstarch
- 1.5 cups heavy cream
- 0.5 cups butter (1 stick)
- 5 cloves garlic, finely minced
- 1 tbsp chopped fresh thyme
- Kosher salt, to taste
- Freshly cracked black pepper, to taste
For the bake
- 3 lb sweet potatoes, peeled and sliced thin (about 1/8-inch thick)
- 1/3 cup fresh parmesan cheese, grated
Instructions
Preparation
- Preheat your oven to 375°F (190°C).
- Melt the butter in a large saucepan over medium heat.
- Add the minced garlic to the melted butter and sauté for about a minute until fragrant, but not browned.
- Sprinkle in the cornstarch and stir it into the butter and garlic mixture.
- Gradually pour in the heavy cream while stirring continuously until well blended.
- Season the sauce with kosher salt, black pepper, and fresh thyme, then let it simmer for a few minutes.
- Slice the sweet potatoes into 1/8-inch rounds.
Assembly
- In a large baking dish, layer the sliced sweet potatoes, pouring some of the creamy garlic mixture over each layer.
- Finish with one last layer of the creamy mixture and sprinkle the grated Parmesan cheese on top.
Baking
- Cover the dish with aluminum foil and bake for about 45 minutes.
- Remove the foil for the last 15 minutes to allow the top to crisp up and turn golden brown.
- Once baked, allow the dish to cool slightly before serving.
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Notes
For a spicy kick, add crushed red pepper flakes to the sauce. This dish can be made a day in advance and baked just before serving.