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

4.9 from 369 reviews

Tennessee Onions is a deliciously cheesy baked side dish featuring thick-sliced sweet onions layered with butter, Italian seasoning, and three kinds of cheese. Baked to golden, bubbly perfection, this dish offers a savory alternative to traditional onion rings, perfect for pairing with your favorite main courses.

Ingredients

Onions and Seasoning

  • Sweet onions (Vidalia or yellow), sliced ½ inch thick – 3 large
  • Salt – 1 teaspoon
  • Black pepper – ½ teaspoon
  • Italian seasoning – 1 teaspoon

Butter and Cheese

  • Butter, cut into small pats – 4 tablespoons
  • Shredded mozzarella cheese – 1 cup
  • Provolone cheese, sliced – 6 slices
  • Grated Parmesan cheese – ½ cup

Instructions

  1. Preheat Oven: Preheat your oven to 375°F (190°C). Lightly butter a medium-sized baking dish to prevent sticking and add richness to the dish.
  2. Arrange Onions: Place the sliced sweet onions in a single layer evenly across the bottom of the prepared baking dish, ensuring every slice has contact with the dish for even cooking.
  3. Season Onions: Sprinkle the onions evenly with salt, pepper, and Italian seasoning to infuse the layers with a balanced blend of savory and herbaceous flavors. Dot the top with pats of butter to melt and create a luscious base.
  4. Add Cheeses: First, sprinkle shredded mozzarella cheese evenly over the seasoned onions for a melty, gooey texture. Then layer the provolone slices on top. Finish by generously topping everything with grated Parmesan cheese for a sharp, nutty flavor and a golden crust.
  5. Bake: Place the dish uncovered in the oven and bake for 25 to 30 minutes until the cheeses are bubbly and golden brown, and the onions are tender and cooked through.
  6. Broil (Optional): For an extra crispy and browned cheese topping, switch your oven to broil and cook the dish for an additional 2 minutes, watching closely to prevent burning.
  7. Rest and Serve: Remove the dish from the oven and let it rest for 5 minutes to set. This helps the cheeses firm slightly and makes for easier serving. Enjoy warm as a cheesy, comforting side.

Notes

  • Use sweet onions such as Vidalia for best flavor and natural sweetness.
  • Butter helps add moisture and richness; do not skip or substitute with margarine for best results.
  • You can customize the seasoning by adding garlic powder or smoked paprika for a twist.
  • For a lower-fat version, reduce the butter and cheese quantities or use part-skim cheeses.
  • The broiling step is optional but adds a desirable crispy top layer.

Keywords: cheesy baked onions, Tennessee onions, onion side dish, baked onion recipe, mozzarella provolone Parmesan, easy vegetable side