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 Keto Onion Rings

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These super crispy keto onion rings are the perfect side dish or appetizer for any low carb meal. Coated in delicious low-carb breading, they’re just as crunchy and flavorful as their traditional counterparts, making them an ideal choice for anyone following a keto diet. Just a quick air fry, and you will have the best dish instantly.

A pile of crispy onion rings garnished with chives, accompanied by small dishes of dipping sauces, are shown on a light wooden surface.
Low Carb Onion Rings. Photo credit: Low Carb – No Carb.

I was craving crispy onion rings but didn’t want to sacrifice my eating lifestyle. Determined to find a way to enjoy them guilt-free, I experimented with almond flour and a few seasonings to create the perfect crunchy coating. After one bite, I found my new favorite snack.

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Try this Side Dish with Dipping Sauce

Fried to perfection, these keto onion rings recipe pair wonderfully with a dipping sauce of your choice, such as buffalo ranch or cheese dip. The crunchiness of the rings combined with the creamy sauce makes for a satisfying snack or side dish that everyone will love.

This is also a perfect recipe if you are in a budget.

Can I Make Onion Rings in the Oven

Yes, you can bake onion rings in the oven. Arrange them on a baking sheet lined with parchment paper, preheat the oven and bake at 400°Fahrenheit (200°Celsius) for 15 minutes, flipping halfway through. This method will give you crispy onion rings without the added oil from frying.

An Air Fryer Favorite and Why You will Love this Recipe

If you have an air fryer, making onion rings is easier, especially when you already have frozen onion rings, like when I made French-fried onion and frozen chicken nuggets. The air fryer will crisp them up perfectly with just a light spray of oil, giving you that deep-fried taste without all the calories. You’ll love how quickly it cooks them and how they come out as crispy as frying—without the mess or added fat.

A stack of golden brown onion rings on a wooden surface, garnished with green herbs. Two dipping sauces, one yellow and one red, are placed beside the onion rings.
A stack of golden brown onion rings.

How To Make Fried Onion Rings

Make crispy, golden onion rings with a low-carb coating for the perfect crunchy snack. This easy recipe delivers all the flavor and texture of classic onion rings without the extra carbs.

Kitchen Gadgets Needed:

  • Air Fryer: The air fryer is key to making the onion rings crispy without all the extra oil.
  • Tongs: Useful for flipping the onion rings in the air fryer to ensure they cook evenly on both sides.
  • Bowl: To mix the coating ingredients and dip the onions.
  • Whisk: Ideal for beating the eggs to create a smooth dip for the onion rings.

Ingredients Needed:

  • Onions: Choose large onions for perfect, thick slices that can be coated and fried to crispy perfection.
  • Eggs: These are used as the wet coating for the onion rings, helping the breading stick.
  • Breadcrumbs: Low-carb breadcrumbs will provide a crispy coating without the carbs.
  • Almond Flour: A great substitute for traditional flour, it adds a nutty flavor and helps keep the rings crispy.
  • EVO Oil: Lightly spray the onion rings with EVO oil for that golden, crispy texture.
  • Granulated Garlic: Adds flavor and depth to the onion rings.
  • Onion Powder: Enhances the onion flavor, making these rings even more delicious.
  • Paprika: A dash of paprika gives the rings a beautiful color and smoky flavor.
  • Salt: For seasoning to taste, make sure the onion rings are flavorful.
  • Black Pepper: Adds a mild heat and complements the other spices.

*Exact measurements are listed in the recipe card below.

STEP-BY-STEP INSTRUCTIONS TO MAKE KETO ONION RINGS

First Step: Equip All Needed Ingredients

Start by gathering your ingredients and ensuring your air fryer is ready to go. Slice the onions into thick rings, making sure they’re uniform in size. Preheat your air fryer so it’s hot and ready when you’re finished prepping.

Ingredients for keto onion rings, including onions, almond flour, onion powder, egg, smoked paprika, salt and pepper, EVO oil, granulated garlic, and breadcrumbs, displayed on a wooden table.
Ingredients for Keto Onion Rings.

Second Step: Prepare Coatings

Combine the almond flour, breadcrumbs, garlic powder, onion powder, paprika, salt, and black pepper in a bowl. Whisk the eggs until well-beaten in a separate bowl to create your wet coating. This will give your onion rings the crispy texture and flavor you want.

Image split in two: Left shows a bowl of breadcrumbs mixed with spices; right shows an egg being whisked in a bowl above the breadcrumb mix on a wooden surface.
Bowl of eggs and breadcrumbs mixed with spices.

Third Step: Dip Onion Rings into the Wet and Dry Coating

Dip each onion ring into the egg wash, making sure it’s fully coated. Then, dip the ring into the dry mixture and press gently to ensure an even coating. Repeat with all the onion rings, ensuring they’re fully coated with wet and dry layers.

Three-step process for making onion rings: 1. Slice onion rings. 2. Dip rings in beaten eggs. 3. Coat rings with breadcrumbs in a bowl.
Dipping rings in beaten eggs and breading.

Fourth Step: Air Fry Onions

Preheat your air fryer to 400°Fahrenheit (200°Celsius) and lightly grease the basket with EVO oil to prevent sticking. Arrange the coated onion rings in a single layer, ensuring they are not overcrowded for even cooking. Air fry for 8 minutes, allowing them to crisp up and turn golden brown.

Three-step process of cooking onion rings in an air fryer: 1) Preparing the fryer basket, 2) Placing onion rings inside, 3) Cooking with the lid closed.
Cooking onion rings in an air fryer.

Fifth Step: Flip to Cook Evenly

Carefully flip each onion ring using tongs to ensure an even crisp on both sides. Continue air frying for another 5 minutes at 400°Fahrenheit (200°Celsius) until they are perfectly crispy and golden. Remove from the air fryer and serve immediately with your favorite dipping sauce.

Two images showing onion rings inside an air fryer. The left image has rings being arranged, and the right image shows a hand closing the air fryer lid.
Onion rings inside an air fryer.

TIPS AND TRICKS:

  • Double-Coating: For extra crispy onion rings, you can dip them in the egg and dry coating mixture a second time before air frying. Making a batter can also add a layer of crunch.
  • Seasoning Variations: Feel free to get creative with the seasoning mix. Adding a pinch of cayenne pepper, dried thyme, or some grated Parmesan cheese can give your onion rings an extra kick.
  • Oil Spray: Be sure to spray a light coat of EVO oil on the onion rings and in the air fryer basket for the best crispiness. Too much oil can cause the coating to become soggy.
  • Adjust Thickness: Cut the onion slices slightly thicker if you prefer thicker onion rings. Keep in mind that thicker rings may need a little extra cooking time.
Crispy breaded onion rings sprinkled with chives on a wooden board, accompanied by a small bowl of dipping sauce.
Crispy breaded onion rings sprinkled with chives.

FREQUENTLY ASKED QUESTIONS AND ANSWERS

Substitute For Air Fryer Low Carb Onion Rings

If you’re out of almond flour, you can substitute it with coconut flour or flaxseed meal for a different low-carb coating. Both alternatives provide a crunchy texture, though coconut flour will yield a slightly different flavor profile. You can also skip the breadcrumbs entirely and use crushed pork rinds for an even crunchier texture.

What To Serve With Crispy Keto Onion Rings?

These crispy onion rings pair wonderfully with a variety of dishes. You can serve them as a side to juicy burgers, Korean BBQ chicken wings, or crispy chicken fries. Enjoy them alongside a fresh salad, like green goddess salad for a lighter option. For a full meal, pair them withshrimp, eggplant with Parmesan, zucchini fritters, or crispy pork chops.

How Do I Store Easy Keto Onion Rings?

To store your easy leftover onion rings, place them in an airtight container once they have cooled completely. Keep them in the fridge for up to 3-4 days. To maintain their crispiness, you can reheat them in the air fryer or oven, allowing them to regain their crunch before serving.

Can I Freeze Low-carb Onion Rings Appetizer?

Yes, you can freeze low-carb onion rings! To do so, arrange the onion rings in a single layer on a baking sheet and freeze them until solid, preventing them from sticking together. Once frozen, transfer the onion rings to a freezer-safe bag or container and store them for 2-3 months. 

A stack of crispy onion rings on a wooden board, garnished with herbs. Accompanied by small bowls of dipping sauces, onions, and herbs in the background.
A stack of crispy onion rings on a wooden board.

More Tasty Ideas for You

If you loved this recipe, you’re in for a treat. Here are more delicious and easy recipes to try, perfect for adding variety to your meals. Enjoy the natural flavors and make cranberry juice at home for a delightful, homemade twist on a classic drink.

If you’re looking for a breakfast or brunch that’s cozy, flavorful, and ridiculously easy, baked feta eggs are your answer. Learn the best way to cook bacon without using a microwave oven. Whether you’re looking for crispy snacks, flavorful mains, or simple sides, there’s something tasty waiting for you.

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A plate of keto onion rings with a small bowl of dipping sauce. Text overlay reads "Easy to make Keto Onion Rings.
Keto onion rings with a small bowl of dipping sauce.

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A pile of crispy onion rings garnished with chopped chives on a wooden board, accompanied by a small dish of dipping sauce.

Keto Onion Rings

Zuzana Paar
No ratings yet
These super crispy keto onion rings are the perfect side dish or appetizer for any low carb meal. Coated in delicious low-carb breading, they’re just as crunchy and flavorful as their traditional counterparts, making them an ideal choice for anyone following a keto diet. Just a quick air fry, and you will have the best dish instantly.
Prep Time 10 minutes
Cook Time 13 minutes
Course Recipes, Side Dish, Small bites, Snack
Cuisine American, International
Servings 4 Portions
Calories 68 kcal

Equipment

Ingredients
 
 

Video

[adthrive-in-post-video-player video-id=”swvNVdEV” upload-date=”2025-03-08T19:52:58+00:00″ name=”Keto Onion Rings YTV.mp4″ description=”These super crispy keto onion rings are the perfect side dish or appetizer for any low carb meal. Coated in delicious low-carb breading, they’re just as crunchy and flavorful as their traditional counterparts, making them an ideal choice for anyone following a keto diet. Just a quick air fry, and you will have the best dish instantly.” player-type=”default” override-embed=”default”]

Instructions
 

  • Start by gathering your ingredients and ensuring your air fryer is ready to go. Slice the onions into thick rings, making sure they're uniform in size. Preheat your air fryer so it's hot and ready when you're finished prepping.
  • Combine the almond flour, breadcrumbs, garlic powder, onion powder, paprika, salt, and black pepper in a bowl. Whisk the eggs until well-beaten in a separate bowl to create your wet coating. This will give your onion rings the crispy texture and flavor you want.
  • Dip each onion ring into the egg wash, making sure it’s fully coated. Then, dip the ring into the dry mixture and press gently to ensure an even coating. Repeat with all the onion rings, ensuring they’re fully coated with wet and dry layers.
  • Preheat your air fryer to 400°Fahrenheit (200°Celsius) and lightly grease the basket with EVO oil to prevent sticking. Arrange the coated onion rings in a single layer, ensuring they are not overcrowded for even cooking. Air fry for 8 minutes, allowing them to crisp up and turn golden brown.
  • Carefully flip each onion ring using tongs to ensure an even crisp on both sides. Continue air frying for another 5 minutes at 400°Fahrenheit (200°Celsius) until they are perfectly crispy and golden. Remove from the air fryer and serve immediately with your favorite dipping sauce.

Notes

  • Double-Coating: For extra crispy onion rings, you can dip them in the egg and dry coating mixture a second time before air frying. Making a batter can also add a layer of crunch.
  • Seasoning Variations: Feel free to get creative with the seasoning mix. Adding a pinch of cayenne pepper, dried thyme, or some grated Parmesan cheese can give your onion rings an extra kick.
  • Oil Spray: Be sure to spray a light coat of EVO oil on the onion rings and in the air fryer basket for the best crispiness. Too much oil can cause the coating to become soggy.
  • Adjust Thickness: Cut the onion slices slightly thicker if you prefer thicker onion rings. Keep in mind that thicker rings may need a little extra cooking time.

Nutrition

Serving: 1PortionCalories: 68kcalCarbohydrates: 3gProtein: 3gFat: 5gSaturated Fat: 1gPolyunsaturated Fat: 0.4gMonounsaturated Fat: 2gTrans Fat: 0.01gCholesterol: 41mgSodium: 308mgPotassium: 46mgFiber: 1gSugar: 0.3gVitamin A: 276IUVitamin C: 0.2mgCalcium: 22mgIron: 1mg

Disclaimer

Please note that nutrient values are estimates only. Variations can occur due to product availability and manner of food preparation. Nutrition may vary based on methods of origin, preparation, freshness of ingredients, and other factors.

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By Zuzana Paar on March 9th, 2025
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About Zuzana Paar

Zuzana is the creative force behind this vibrant blog. With passion as a recipe developer, content creator, food writer, movie maker, and photographer, she poured her heart and soul into curating a space brimming with delightful keto and low carb recipes. Join her on this flavorful journey where quick, easy-to-make dishes take center stage, bringing joy and nourishment to your table.

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