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–+ servings
An onion boil topped with spices and butter on a white plate.

Onion Boil

This viral onion boil recipe is wonderfully delicious and easy to make!
4 from 1 vote
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Prep Time: 10 minutes
Cook Time: 50 minutes
Total Time: 1 hour
Servings: 2 servings
Author: Emily Wilson

Ingredients

  • 1 large yellow onion
  • ½ teaspoon cajun seasoning
  • ½ teaspoon Old Bay seasoning
  • ¼ teaspoon kosher salt
  • ¼ teaspoon dried parsley
  • ¼ teaspoon garlic powder
  • ⅛ teaspoon black pepper
  • 1 tablespoon butter melted

Instructions

  • Preheat the oven to 375 degrees F.
  • Cut the ends of both sides of the onion. Use a melon baller or spoon to scoop out the center of the onion about halfway down. 
    An onion being peeled and cored on a black cutting board.
  • Place the onion in the center of a large piece of aluminum foil on a rimmed baking sheet. Mix all the spices together and scoop half of them into the onion and sprinkle across the onion. Pour the butter into the center and add the remaining spices.
    A cored onion covered in spices on a piece of aluminum foil.
  • Bring the sides of the foil together to create a packet. Bake for 45 to 50 minutes.
    An onion wrapped in aluminum foil.
  • Remove the onion from the oven and carefully open the foil. Serve immediately.
    An onion boil on a crumpled piece of aluminum foil on a gold rimmed sheet pan.

Notes

Storage - Leftovers can be saved in the refrigerator for up to 4 days in an airtight container.

Nutrition

Serving: 1g | Calories: 165kcal | Carbohydrates: 14g | Protein: 2g | Fat: 12g | Saturated Fat: 7g | Polyunsaturated Fat: 4g | Cholesterol: 31mg | Sodium: 1260mg | Fiber: 2g | Sugar: 6g