Crispy Onion Rings Garlic Aioli

Featured in: Comfort Baking

These golden onion rings are coated with a seasoned breadcrumb and Parmesan crust, then air fried to crispy perfection. Paired with a creamy garlic aioli dip made from mayonnaise, fresh lemon, garlic, and Dijon mustard, they offer a delicious balance of flavors. The air fryer ensures a lighter, crunchier result compared to traditional frying, making this appetizer an easy and satisfying choice. Ideal for sharing and ready in under 40 minutes.

Updated on Sun, 15 Feb 2026 23:37:23 GMT
Golden, crispy onion rings made in the air fryer, served with a rich garlic aioli dip for a savory appetizer.  Save
Golden, crispy onion rings made in the air fryer, served with a rich garlic aioli dip for a savory appetizer. | butterhearth.com

Golden, crunchy onion rings cooked to perfection in the air fryer, served with a creamy homemade garlic aioli dip. This recipe offers a healthier take on a classic appetizer, delivering all the satisfaction of traditional frying with significantly less oil. Perfect for sharing with friends or family, these rings are sure to be a hit at any gathering.

Golden, crispy onion rings made in the air fryer, served with a rich garlic aioli dip for a savory appetizer.  Save
Golden, crispy onion rings made in the air fryer, served with a rich garlic aioli dip for a savory appetizer. | butterhearth.com

Whether you are hosting a game night or just looking for a savory snack, these air-fried onion rings strike the ideal balance between a tender interior and a robustly crunchy exterior.

Ingredients

  • Onion Rings:
  • 2 large yellow onions, sliced into 1/2-inch rings
  • 1 cup all-purpose flour
  • 1 teaspoon salt
  • 1/2 teaspoon freshly ground black pepper
  • 2 large eggs
  • 1 cup buttermilk
  • 1 1/2 cups panko breadcrumbs
  • 1/2 cup grated Parmesan cheese
  • 1 teaspoon smoked paprika
  • Olive oil spray
  • Garlic Aioli Dip:
  • 1/2 cup mayonnaise
  • 1 tablespoon fresh lemon juice
  • 2 cloves garlic, finely minced
  • 1 teaspoon Dijon mustard
  • Salt and pepper, to taste
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Instructions

Step 1
Preheat the air fryer to 375°F (190°C).
Step 2
Separate onion slices into rings and set aside.
Step 3
Set up three bowls: Bowl 1 with mixed flour, salt, and pepper; Bowl 2 with whisked eggs and buttermilk; Bowl 3 with panko breadcrumbs, Parmesan cheese, and smoked paprika.
Step 4
Dredge each onion ring in the flour mixture, then dip into the egg mixture, and finally coat with the breadcrumb mixture. Gently press to adhere the coating.
Step 5
Arrange coated onion rings in a single layer in the air fryer basket and lightly spray with olive oil.
Step 6
Air fry for 12–15 minutes, turning halfway through, until golden brown and crispy. Work in batches if necessary.
Step 7
Meanwhile, prepare the aioli: In a small bowl, mix mayonnaise, lemon juice, minced garlic, Dijon mustard, salt, and pepper until smooth.
Step 8
Serve the hot crispy onion rings immediately with garlic aioli dip on the side.

Zusatztipps für die Zubereitung

For the best results, ensure the onion rings are not overcrowded in the basket. Working in batches allows the hot air to circulate properly around each ring, resulting in a more uniform crunch.

Varianten und Anpassungen

To customize the flavor profile, you can add a pinch of cayenne pepper to the breadcrumb mixture for extra heat. For a lighter dip, try substituting Greek yogurt for the mayonnaise in the garlic aioli.

Serviervorschläge

These rings are best enjoyed fresh out of the air fryer to maintain their maximum crunch. Serve them alongside the chilled garlic aioli and perhaps a few lemon wedges for extra brightness.

Crunchy panko-coated onion rings with a smoky paprika crust, paired with creamy homemade garlic aioli for dipping.  Save
Crunchy panko-coated onion rings with a smoky paprika crust, paired with creamy homemade garlic aioli for dipping. | butterhearth.com

Enjoy this simple yet delicious vegetarian appetizer that brings classic comfort food flavor to your table with a modern, air-fried twist.

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Recipe Questions

How do I get the onion rings extra crispy?

Ensure the rings are well-coated with the three-step dredging process: flour, egg-buttermilk, and panko mixed with Parmesan and paprika. Lightly spray with olive oil before air frying to promote crispiness.

Can I prepare the garlic aioli in advance?

Yes, the aioli can be mixed ahead and refrigerated for a few hours to allow flavors to meld, but best served fresh for maximum brightness.

What is the best way to slice onions for even cooking?

Slice large yellow onions into uniform 1/2-inch thick rings to ensure even cooking and consistent texture throughout.

Is there a substitute for buttermilk in the coating?

You can use milk mixed with a splash of lemon juice or vinegar as a buttermilk substitute to maintain tenderness in the coating.

Can the breadcrumb mixture be customized for more flavor?

Adding spices like cayenne pepper or smoked paprika to the breadcrumbs enhances the flavor and adds a subtle kick.

Crispy Onion Rings Garlic Aioli

Golden crunchy onion rings served with creamy garlic aioli, air-fried for perfect crispiness.

Prep duration
20 min
Time to cook
15 min
Complete duration
35 min
Created by Grace Mitchell


Skill Level Easy

Heritage American

Output 4 Portions

Dietary considerations Meat-Free

Components

Onion Rings

01 2 large yellow onions, sliced into 1/2-inch rings
02 1 cup all-purpose flour
03 1 teaspoon salt
04 1/2 teaspoon freshly ground black pepper
05 2 large eggs
06 1 cup buttermilk
07 1 1/2 cups panko breadcrumbs
08 1/2 cup grated Parmesan cheese
09 1 teaspoon smoked paprika
10 Olive oil spray

Garlic Aioli Dip

01 1/2 cup mayonnaise
02 1 tablespoon fresh lemon juice
03 2 cloves garlic, finely minced
04 1 teaspoon Dijon mustard
05 Salt and pepper to taste

Directions

Stage 01

Preheat air fryer: Set air fryer to 375°F and allow to reach temperature.

Stage 02

Prepare onion rings: Separate onion slices into individual rings and set aside.

Stage 03

Organize breading stations: Set up three separate bowls. In bowl one, combine flour, salt, and pepper. In bowl two, whisk together eggs and buttermilk. In bowl three, mix panko breadcrumbs, Parmesan cheese, and smoked paprika.

Stage 04

Coat onion rings: Dredge each onion ring in flour mixture, then dip into egg mixture, and finally coat with breadcrumb mixture. Press gently to ensure coating adheres properly.

Stage 05

Arrange in air fryer: Place coated onion rings in a single layer in the air fryer basket. Spray lightly with olive oil.

Stage 06

Air fry until crispy: Cook for 12 to 15 minutes, turning halfway through cooking time, until golden brown and crispy. Process in batches if necessary to avoid overcrowding.

Stage 07

Prepare garlic aioli: While onion rings cook, combine mayonnaise, lemon juice, minced garlic, Dijon mustard, salt, and pepper in a small bowl. Mix until smooth.

Stage 08

Serve: Transfer hot crispy onion rings to a serving plate and serve immediately with garlic aioli dip on the side.

Necessary tools

  • Air fryer
  • Mixing bowls
  • Whisk
  • Knife and cutting board
  • Tongs

Allergy details

Review each component for potential allergens and consider consulting with a healthcare provider if you're unsure about certain ingredients.
  • Contains eggs
  • Contains wheat and gluten
  • Contains dairy including buttermilk and Parmesan cheese
  • Contains mustard

Nutritional information (per portion)

These values are estimates only and shouldn't replace professional medical guidance.
  • Energy Value: 340
  • Fats: 16 g
  • Carbohydrates: 40 g
  • Protein Content: 9 g