Directions

  1. 1Preheat oven to 350°F (175°C).
  2. 2Peel the onions and slice them into ¼-inch thick rounds.
  3. 3Separate the rings gently.
  4. 4In a 9×13-inch baking dish, arrange the onion rings in an even layer.
  5. 5Place thin pats of butter evenly over the onions.
  6. 6In a medium bowl, combine mayonnaise, garlic powder, paprika, black pepper, salt, and thyme (if using).
  7. 7Spread this mixture evenly over the onions.
  8. 8Sprinkle cheddar, mozzarella, and Parmesan cheeses evenly over the top.
  9. 9Bake uncovered for 40-45 minutes, or until the top is golden brown and bubbly.
  10. 10If desired, broil for 1-2 minutes at the end for extra crispiness.
  11. 11Remove from oven and let rest for 5 minutes.
  12. 12Garnish with fresh parsley before serving.
  13. 13Add a ½ cup crushed Ritz crackers or panko breadcrumbs on top before baking for extra crunch.
  14. 14Mix in ½ tsp cayenne pepper or diced jalapeños for a spicy kick.
  15. 15Top with crumbled bacon before serving for bacon lovers.
  16. 16Try this Tennessee Onions recipe today, and you’ll never look at onion rings the same way again!

Ingredients

  • 3 large sweet onions (Vidalia or Texas Sweet work best)
  • 0.5 cup unsalted butter, sliced into thin pats
  • 1 cup shredded sharp cheddar cheese
  • 1 cup shredded mozzarella cheese
  • 0.5 cup grated Parmesan cheese
  • 1 cup mayonnaise
  • 1 tsp garlic powder
  • 1 tsp paprika
  • 0.5 tsp black pepper
  • 0.5 tsp salt
  • 0.5 tsp dried thyme (optional)
  • 2 tbsp fresh parsley, chopped (for garnish)

Equipment

9x13-inch baking dishmedium bowl