Description
Indulge in the rich and creamy delight of Sweet Potato Gratin with Smoked Gouda and Rosemary. This savory dish showcases layers of tender sweet potatoes enveloped in a luscious cheese sauce featuring smoked gouda, asiago, and Colby Jack. The infusion of fresh rosemary elevates the flavors, making it a perfect side for any gathering, from holiday feasts to cozy family dinners. With its appealing texture and mouthwatering taste, this gratin is sure to impress your guests and leave them asking for seconds.
Ingredients
Scale
- 3 lbs sweet potatoes
- 4 tbsp butter
- 2 cloves garlic
- 1 small red onion
- 1 tbsp all-purpose flour
- 1 cup heavy cream
- 1 cup half-and-half or whole milk
- 1/2 tbsp finely chopped fresh rosemary leaves
- 1 tsp smoked paprika
- 1/4 tsp ground sage
- 1/2 tsp Diamond Kosher salt
- 1/4 tsp freshly ground black pepper
- 1/4 tsp freshly grated nutmeg
- 1/3 cup grated asiago cheese
- 1 cup smoked gouda cheese (divided)
- 1 cup Colby Jack cheese (divided)
Instructions
- Preheat the oven to 400°F.
- In a large saucepan, melt butter over medium heat. Add minced garlic and diced onion; cook until softened.
- Stir in flour for one minute, then whisk in heavy cream and half-and-half. Cook until the sauce thickens slightly.
- Mix in asiago, rosemary, smoked paprika, sage, salt, black pepper, and nutmeg. Allow to cool.
- Slice sweet potatoes thinly using a mandoline slicer.
- Grease a baking dish and arrange sweet potatoes in layers.
- Combine cooled sauce with half of each cheese; pour over sweet potatoes. Top with remaining cheeses.
- Cover with foil and bake for 45–50 minutes; remove foil and bake an additional 15–20 minutes until golden brown.
- Let rest for 10–15 minutes before serving.
- Prep Time: 20 minutes
- Cook Time: 70 minutes
- Category: Side Dish
- Method: Baking
- Cuisine: American
Nutrition
- Serving Size: 1/8 of gratin (approximately 180g)
- Calories: 310
- Sugar: 5g
- Sodium: 450mg
- Fat: 18g
- Saturated Fat: 10g
- Unsaturated Fat: 6g
- Trans Fat: 0g
- Carbohydrates: 32g
- Fiber: 4g
- Protein: 8g
- Cholesterol: 45mg