Ingredients
Equipment
Method
Step-by-Step Instructions
- Preheat your oven to 375°F (190°C) and grease a 9x13-inch baking dish with butter.
- In a medium saucepan, whisk together cornstarch and heavy cream. Add butter, minced garlic, and fresh thyme, stirring gently until melted.
- Slice sweet potatoes into 1/8-inch thick rounds. Season with kosher salt and black pepper in a large bowl.
- Arrange the sweet potato slices in the greased baking dish, overlapping slightly.
- Pour the garlic butter sauce evenly over the sweet potatoes, ensuring every slice is coated.
- Bake uncovered for 30 minutes, checking that the sweet potatoes are tender.
- Sprinkle grated Parmesan cheese over the top and return to the oven for an additional 10 minutes.
- Broil for 1-2 minutes for a crispy topping, watching closely to avoid burning.
- Remove from the oven and let rest for about 10 minutes before serving.
Nutrition
Notes
For the best results, slice sweet potatoes evenly and layer them properly. Cover with foil during the first bake to steam.
