Ingredients
Equipment
Method
Step-by-Step Instructions
- Preheat the oven to 375°F (190°C).
- Peel and slice the sweet onions into ½-inch thick rounds.
- Lightly butter the bottom of a casserole dish and arrange onion slices in a single layer.
- Sprinkle salt, pepper, and Italian seasoning over the onions, dotting with butter.
- Layer mozzarella cheese, followed by provolone, and top with Parmesan cheese.
- Bake for 25 to 30 minutes until cheese is bubbly and golden.
- Broil for 2 minutes for extra crisp if desired.
- Let sit for 5 minutes before serving.
Nutrition
Notes
For best results, ensure uniform slicing of onions and monitor baking time closely to avoid burning.
