Description
Cheesy Tennessee Baked Onion Gratin is a delightful dish that brings comfort and warmth to every table. This cheesy, golden-brown gratin showcases sweet onions in a rich, melty cheese blend, making it a favorite for gatherings, family dinners, or simply when you’re craving something indulgent. The beauty of this recipe lies not only in its hearty flavors but also in its simplicity, making it a staple comfort food that resonates with many.
Ingredients
- 3 pound sweet onions
- 2 tablespoon unsalted butter
- 1 cup sharp cheddar cheese, shredded
- 1 cup mozzarella cheese, shredded
- 1/2 cup Parmesan cheese, grated
- 1 teaspoon garlic powder
- 1 teaspoon smoked paprika
- 1/2 teaspoon dried oregano
- 1 teaspoon salt
- 1/2 teaspoon black pepper
Instructions
1. Preheat your oven to 350°F (175°C) and lightly grease a 9 x 13-inch baking dish.
2. Carefully separate the onion slices into rings and spread them evenly across the bottom of the prepared dish. Drizzle the melted butter over the onions.
3. Combine the shredded sharp cheddar, mozzarella, and finely grated Parmesan cheese in a bowl. Spread this cheese mixture evenly over the seasoned onions.
4. Bake uncovered for 30 to 35 minutes, checking for doneness occasionally. The gratin is ready when the onions are tender and the cheese is melted and golden on top.
Notes
For a beautiful presentation, garnish with fresh herbs like parsley or chives before serving.
Consider swapping cheese varieties or adding spices to customize the flavor.
- Prep Time: 15 minutes
- Cook Time: 35 minutes
- Category: Side Dish
- Method: Baking
- Cuisine: American
Nutrition
- Serving Size: 1/8 of recipe
- Calories: 300
- Sugar: 5g
- Sodium: 600mg
- Fat: 20g
- Saturated Fat: 12g
- Unsaturated Fat: 6g
- Trans Fat: 0g
- Carbohydrates: 25g
- Fiber: 2g
- Protein: 10g
- Cholesterol: 50mg