The best Tennessee Onion Recipe? It’s easy and oh-so-good and a Southern favorite, involving sweet onions baked to perfection with butter and cheese.
This onion recipe is rich with caramelized goodness, so whether you are having it as a side dish for comfort or just to spice up the flavor of your meal, this onion is just right.
Try these at BBQs, during the holidays, or weeknight dinners; color and flavor are enhanced in this onion recipe with just a few ingredients. Enjoy this age-old Southern recipe for a savory, mouth-melting experience!
The Origins Of Tennessee Onion
Tennessee Onion, a staple in Southern cuisine, has its roots deeply embedded in the region’s culinary history.
This dish, known for its simple yet robust flavors, encapsulates the essence of Southern comfort food.
It’s a testament to how a few quality ingredients, combined with skill and love, can create a heartwarming and delightful dish.
Tennessee Onion Recipe
Recipe Details:
- Recipe Time: Total: 50 minutes (Preparation: 20 minutes, Cooking: 30 minutes)
- Course: Side Dish
- Cuisine: Southern American
- Yield: Serves 4
- Calories Per Serving: Approximately 220 calories
Ingredients:
- Fresh Onions: 4 large sweet onions (such as Vidalia or Walla Walla), peeled and thinly sliced
- Unsalted Butter: 4 tablespoons (1/2 stick)
Seasoning Mix:
- Garlic Powder: 1 teaspoon
- Smoked Paprika: 1/2 teaspoon
- Dried Thyme: 1 teaspoon
- Salt: 1/2 teaspoon
- Black Pepper: 1/4 teaspoon
Cheese:
- Grated Sharp Cheddar Cheese: 1 cup
- Grated Parmesan Cheese: 1/2 cup
Preparing The Onions
Preparing the onions is an art. Start by slicing them evenly to ensure uniform cooking. Caramelize the onions slowly in butter over medium heat.
This process brings out their natural sugars, resulting in a golden-brown color and a sweet, complex flavor profile.
Layering The Flavors
Once your onions are caramelized, it’s time to layer the flavors. Sprinkle your seasoning mix evenly over the onions, allowing the spices to meld with the caramelized sweetness.
Then, add a generous layer of grated cheese, perfectly balancing the onions’ sweetness and the cheese’s savory depth.
Baking To Perfection
Transfer your onion mixture to a baking dish. Bake in a preheated oven at 350°F until the cheese is bubbly and golden brown. This step melts the cheese and allows all the flavors to come together harmoniously.

Serving Suggestions
Serve your Tennessee Onion hot, as a standalone dish or as a complement to grilled meats or vegetables.
Its versatility makes it a perfect addition to any meal, be it a casual family dinner or a festive gathering.
Health Benefits
Not only is Tennessee Onion delectable, but it also offers health benefits. Onions are a source of vitamins C and B6, folate, and potassium, and are known for their anti-inflammatory properties.
Innovative Variations
While the traditional Tennessee Onion recipe is timeless, don’t hesitate to add your twist.
Experiment with different types of onions, cheeses, or herbs to create a version that’s uniquely yours.
Storing And Reheating
This dish can be stored in the refrigerator for up to 3 days. Reheat in the oven or microwave, ensuring it retains its texture and flavor.
Conclusion
The Tennessee Onion Recipe is more than just a dish; it’s a celebration of Southern culinary traditions.
Its rich flavors and simple preparation are a testament to the timeless appeal of comfort food. Perfect for any occasion, this dish is sure to be a hit with family and friends.

Tennessee Onion Recipe: A Culinary Delight
Ingredients
Ingredients:
- Fresh Onions: 4 large sweet onions such as Vidalia or Walla Walla, peeled and thinly sliced
- Unsalted Butter: 4 tablespoons 1/2 stick
Seasoning Mix:
- Garlic Powder: 1 teaspoon
- Smoked Paprika: 1/2 teaspoon
- Dried Thyme: 1 teaspoon
- Salt: 1/2 teaspoon
- Black Pepper: 1/4 teaspoon
Cheese:
- Grated Sharp Cheddar Cheese: 1 cup
- Grated Parmesan Cheese: 1/2 cup
Instructions
Preparing The Onions
- Preparing the onions is an art. Start by slicing them evenly to ensure uniform cooking. Caramelize the onions slowly in butter over medium heat.
- This process brings out their natural sugars, resulting in a golden-brown color and a sweet, complex flavor profile.
Layering The Flavors
- Once your onions are caramelized, it’s time to layer the flavors. Sprinkle your seasoning mix evenly over the onions, allowing the spices to meld with the caramelized sweetness.
- Then, add a generous layer of grated cheese, perfectly balancing the onions’ sweetness and the cheese’s savory depth.
Baking To Perfection
- Transfer your onion mixture to a baking dish. Bake in a preheated oven at 350°F until the cheese is bubbly and golden brown. This step melts the cheese and allows all the flavors to come together harmoniously.
- Dutch Bros Soft Top Recipe – Make It At Home! - March 18, 2025
- Creole Butter Injection Recipe For Juicy Turkey - March 12, 2025
- Chocolate Chip Cookie Recipe Without Chocolate Chips? Yes! - March 9, 2025
3 thoughts on “Cheesy & Buttery Tennessee Onion Recipe”