Description
This Onion Boil recipe is the viral TikTok sensation that turns humble onions into a rich, buttery, and flavor-packed dish inspired by Cajun seafood boils. Roasted until tender and caramelized, it’s simple, cozy, and incredibly satisfying with minimal ingredients.
Ingredients
Scale
- 4 large Vidalia or sweet onions
- 3 tablespoons butter or olive oil
- 1 tablespoon Old Bay seasoning or Cajun spice blend
- 1 teaspoon garlic powder
- 1 teaspoon smoked paprika
- 1 teaspoon salt
- 1/2 teaspoon black pepper
- 1 tablespoon chopped fresh parsley (optional)
- Aluminum foil for wrapping
Instructions
- Preheat oven to 400°F (200°C).
- Peel onions and cut a small slice off the bottom so they sit flat.
- Cut a deep X into the top of each onion.
- Mix melted butter or olive oil with seasoning, garlic powder, paprika, salt, and pepper.
- Brush the mixture generously over and into the onions.
- Wrap each onion tightly in foil and place on a baking sheet.
- Roast for 30–35 minutes, unwrapping for the last 10 minutes for caramelization.
- Remove from oven, garnish with parsley, and serve warm.
Notes
Sweet onions work best for this recipe. For a vegan option, use olive oil instead of butter. Add extra Cajun seasoning or chili powder if you like heat.
- Prep Time: 10 minutes
- Cook Time: 35 minutes
- Category: Dinner
- Method: Roasted
- Cuisine: American
Nutrition
- Serving Size: 1 onion
- Calories: 180
- Sugar: 6g
- Sodium: 420mg
- Fat: 12g
- Saturated Fat: 6g
- Unsaturated Fat: 5g
- Trans Fat: 0g
- Carbohydrates: 16g
- Fiber: 3g
- Protein: 2g
- Cholesterol: 25mg