Onion Petals Spicy Dipping (Print Version)

Crispy onion petals bloom like flowers, served with a bold spicy sauce for a savory snack or appetizer.

# What You Need:

→ Onion Petals

01 - 2 large sweet onions (such as Vidalia)
02 - 2 cups all-purpose flour
03 - 1 cup buttermilk
04 - 2 large eggs
05 - 1 ½ teaspoons paprika
06 - 1 teaspoon garlic powder
07 - 1 teaspoon onion powder
08 - 1 teaspoon salt
09 - ½ teaspoon black pepper
10 - ½ teaspoon cayenne pepper
11 - Vegetable oil, for frying (2–3 inches deep)

→ Spicy Dipping Sauce

12 - ½ cup mayonnaise
13 - 2 tablespoons ketchup
14 - 1 tablespoon prepared horseradish
15 - 1 teaspoon smoked paprika
16 - ½ teaspoon garlic powder
17 - ½ teaspoon onion powder
18 - ½ teaspoon hot sauce
19 - Salt and black pepper, to taste

# Directions:

01 - Trim stem end, peel onions, then place root side down. Slice vertically from top to root to form 8–12 petals per onion and gently separate petals to bloom.
02 - In a large bowl, whisk together flour, paprika, garlic powder, onion powder, salt, black pepper, and cayenne pepper.
03 - In a separate bowl, combine buttermilk and eggs, whisking until smooth.
04 - Dip each onion thoroughly in the flour mixture, ensuring all petals are coated; shake off excess.
05 - Submerge the floured onion into the buttermilk-egg mixture, then return it to the flour mixture to coat again, creating a crisp crust.
06 - Heat 2–3 inches of vegetable oil in a deep fryer or heavy pot to 350°F (175°C).
07 - Fry onions one at a time, cut side down first, for 3–4 minutes, then turn and fry for an additional 3–4 minutes until golden brown and crisp. Drain on paper towels.
08 - Combine mayonnaise, ketchup, horseradish, smoked paprika, garlic powder, onion powder, hot sauce, salt, and black pepper in a bowl. Chill until serving.
09 - Present hot onion petals alongside the spicy dipping sauce for dipping.

# Expert Suggestions:

01 -
  • They look like you spent hours on them, but you'll be done in under 40 minutes.
  • The contrast between the crispy exterior and tender, sweet onion inside is genuinely addictive.
  • Everyone at the table wants to know how you made them, and the answer is simpler than they expect.
02 -
  • If your onion petals separate during frying or fall apart, your oil temperature was probably too low—invest in a cheap thermometer if you don't have one.
  • Don't skip the double coating; it's what transforms a limp fried onion into something with actual texture and snap.
03 -
  • Keep your oil between 350 and 360°F; too hot and the outside burns before the onion cooks through, too cool and they absorb all the oil and get heavy.
  • If you're making these for a crowd, you can prep all your onions and coat them ahead of time, then fry them to order so they're always hot and crispy.
Go Back