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Tennessee Onions

Tennessee Onions: The Cheesy Comfort Food You’ll Crave!

Tennessee Onions are a delicious cheesy side dish made with sweet onions and a blend of gooey cheeses, perfect for family gatherings or as a vegetarian-friendly indulgence.
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Prep Time 10 minutes
Cook Time 35 minutes
Cooling Time 5 minutes
Total Time 50 minutes
Servings: 6 servings
Course: Side Dishes
Cuisine: American
Calories: 250
Ingredients Equipment Method Nutrition Notes

Ingredients
  

For the Onions
  • 4 large Sweet Onions Can substitute Vidalia or any large, sweet onion
  • 2 tablespoons Unsalted Butter Can substitute with olive oil or non-dairy butter
For the Cheesy Topping
  • 1 cup Cheddar Cheese Any melty cheese like Gouda or a blend works
  • 1 cup Monterey Jack Cheese Mozzarella can be used for a similar melt
  • 1/2 cup Parmesan Cheese Pecorino Romano can be used for a twist
Seasonings
  • 1 teaspoon Garlic Powder Fresh minced garlic works as an alternative
  • 1 teaspoon Dried Thyme Italian seasoning or oregano can be used
  • to taste Salt Adjust according to preference, especially with salted cheese
  • to taste Black Pepper Freshly cracked pepper offers a more vibrant flavor

Equipment

  • 9x13-inch baking dish
  • Oven

Method
 

Preparation Steps
  1. Preheat your oven to 375°F (190°C) and grease a 9x13-inch baking dish with butter or cooking spray.
  2. Slice sweet onions into even rings and layer them in the greased baking dish.
  3. Melt butter and drizzle it over the onions. Sprinkle garlic powder, dried thyme, salt, and black pepper evenly on top.
  4. Sprinkle cheddar, Monterey Jack, and Parmesan cheeses generously on top of the seasoned onions.
  5. Cover the dish tightly with aluminum foil and bake in the preheated oven for 25 minutes.
  6. Remove the foil and bake uncovered for an additional 10 minutes until the cheese is golden brown.
  7. Allow the dish to cool for about 5 minutes before serving.

Nutrition

Serving: 1servingCalories: 250kcalCarbohydrates: 15gProtein: 8gFat: 18gSaturated Fat: 10gPolyunsaturated Fat: 0.5gMonounsaturated Fat: 7gCholesterol: 45mgSodium: 400mgPotassium: 200mgFiber: 2gSugar: 3gVitamin A: 500IUVitamin C: 10mgCalcium: 300mgIron: 1mg

Notes

For best results, cut onions evenly and layer cheeses generously. Store leftovers in an airtight container for up to 3 days.

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