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Tennessee Onions – The Cheesy Baked Side Dish Better Than Onion Rings Recipe


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4.2 from 154 reviews

  • Author: Sara
  • Total Time: 40 minutes
  • Yield: 4 servings

Description

Tennessee Onions is a savory baked side dish featuring thickly sliced sweet onions smothered in butter and a rich blend of Italian herbs and cheeses. This comforting casserole transforms simple onions into a golden, bubbly, and cheesy delight that rivals traditional onion rings with a creamy, melty twist.


Ingredients

Ingredients

  • 2 large sweet onions (Vidalia or yellow), sliced ½ inch thick
  • 4 tablespoons butter, cut into small pats
  • 1 teaspoon Italian seasoning
  • Salt, to taste
  • Black pepper, to taste
  • 1 cup shredded mozzarella cheese
  • 4 slices provolone cheese
  • ¼ cup grated Parmesan cheese


Instructions

  1. Preheat Oven: Preheat your oven to 375°F (190°C) and lightly butter a baking dish to prevent sticking and add flavor.
  2. Arrange Onions: Place the ½-inch thick onion slices in a single layer in the prepared baking dish, ensuring even coverage for consistent cooking.
  3. Season and Butter: Sprinkle salt, pepper, and Italian seasoning evenly over the onions. Dot the top with small pats of butter to enhance richness and aid in caramelization.
  4. Add Cheeses: Evenly sprinkle shredded mozzarella over the onions, then layer the provolone slices on top. Finish by topping with grated Parmesan cheese for a flavorful crust.
  5. Bake: Bake the dish uncovered for 25 to 30 minutes, until the cheese is melted, golden, and bubbling, and the onions are tender.
  6. Optional Broil: For an extra crispy and golden top, broil the dish for 2 minutes, keeping a close eye to prevent burning.
  7. Rest and Serve: Allow the baked onions to rest for 5 minutes before serving so the cheese sets slightly and the flavors meld.

Notes

  • Use sweet onions like Vidalia or yellow for the best flavor and natural sweetness.
  • Adjust seasoning to your taste; a pinch of cayenne can add a spicy kick if desired.
  • Broiling is optional but recommended for a crispier cheese topping.
  • This dish pairs well as a side for grilled meats, burgers, or roasted chicken.
  • Leftovers can be reheated in the oven to retain crispiness.
  • Prep Time: 10 minutes
  • Cook Time: 30 minutes
  • Category: Side Dish
  • Method: Baking
  • Cuisine: American Southern