Recipe

Colossal Onion Rings

Oversized, golden onion rings with a shatter-crisp coating and a little paprika heat. Fry them for maximum crunch, or use the air fryer for lower drama (with a slightly different approach).

By Matt Campbell

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4.8

A large platter of extra thick, golden brown onion rings with a small bowl of creamy dipping sauce on a wooden table in a bright home kitchen

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There is something wildly satisfying about an onion ring that is unapologetically huge. Like, you pick it up and it feels like a bracelet. That is the vibe here.

This recipe is my go-to when I want diner-style crunch at home without a million ingredients or a culinary degree level meltdown. We are going for a coating that is light, crisp, and well-seasoned, with an onion that turns sweet and silky inside instead of sharp and watery.

Make a batch for burgers, game night, or just because you need a snack with some personality. And yes, tasting as you go is encouraged, especially when the first ring comes out of the oil looking like it deserves its own applause.

Thick crosswise slices of sweet onion on a cutting board beside a chef knife, ready to separate into large rings on a kitchen counter

Why It Works

Colossal rings, not flimsy ones: Cutting the onion thick gives you that big bite and keeps the onion from collapsing.
Crisp that lasts: A quick flour dredge plus a carbonated liquid in the batter helps the coating puff and stay crunchy.
Seasoning in layers: Salt in the flour and in the batter means the crust tastes good even before dipping.
Less soggy sadness: A quick 5-minute rest on a rack and frying at the right temperature helps the coating set fast.

Pairs Well With

Storage Tips

Onion rings are best fresh, but leftovers can still be solid if you reheat them like you mean it.

Refrigerate

Cool completely, then store in an airtight container lined with a paper towel. They are best within 1 to 2 days, but can keep up to 3 days.

Reheat (best options)

Oven: 425°F on a wire rack set over a sheet pan, 8 to 12 minutes, flipping once, until hot and crisp.
Air fryer: 375°F for 4 to 7 minutes, shaking halfway, until hot and crisp.

What to avoid

Microwave: It will turn that crisp coating into a soft sweater.

Leftover onion rings arranged in a single layer on a wire rack set over a sheet pan, ready to reheat in an oven

Common Questions

What is a colossal onion?

In recipe terms, “colossal onion” usually means extra large onion rings made by slicing a large sweet onion into thick rounds. You can use any big onion, but sweet onions give the most mellow, snackable flavor.

What onions make the best colossal rings?

Sweet onions (Vidalia, Walla Walla, Maui) are my favorite because they cook up tender and slightly sweet. If you only have yellow onions, they still work. They will just be a bit more onion-y.

How do I keep onion rings from going soggy?

Keep your oil at 350°F.
Do not overcrowd the pot. Crowding drops the oil temp and makes the coating greasy.
Drain on a wire rack, not paper towels. Airflow keeps the crust crisp.

Can I make these in an air fryer?

Yes, but here is the honest truth: most air fryers do not love wet batter. It can drip, glue itself to the basket, or stay a little tacky. You have two good options:

Option 1 (most reliable): switch to a dry, crunchy breading. Dredge rings in seasoned flour, dip in beaten egg, then press into panko. Spray well with oil and air fry at 400°F for 10 to 14 minutes, flipping halfway, until crisp and deeply golden.

Option 2 (works, but varies): keep the batter, make it thicker. Add 1 to 2 tablespoons extra flour so it clings, preheat the air fryer, and use a perforated parchment liner if you have one. Spray both sides lightly with oil and air fry at 400°F for 10 to 12 minutes, flipping halfway, until hot and crisp.

Can I prep onion rings ahead of time?

You can slice and separate the rings up to 1 day ahead and keep them covered in the fridge. For best crunch, dredge, batter, and fry right before serving.

Why is my coating falling off?

Usually one of three things: the onion is too wet, the oil is not hot enough, or you skipped the flour dredge. Pat the onion rings dry, dredge in flour, then batter, and fry at 350°F.

Matt Campbell

I have always had a huge passion for the culinary arts, people, working as a team, and so on. I wanted to pursue my love for cooking initially at Virginia Commonwealth University with a culinary arts degree; however, I instead decided to apply myself and acquire more practical skills. My end goal is to eventually open my own restaurant or similar establishment.

Kitchen Essentials

Large heavy pot or Dutch oven
Deep-fry thermometer (helpful, not mandatory)
Spider strainer or tongs
Wire rack and sheet pan
Mixing bowls (2 to 3)
Sharp knife and cutting board
Optional: perforated parchment liner for air fryer

The first time I made truly giant onion rings at home, I got a little too confident and sliced them thin. They were fine, but not fun. The next round I went thick, like statement-jewelry thick, and suddenly the whole batch felt like a proper event. Now these are my “feed your friends and feel like a hero” side dish. Also, I fully believe the best onion ring is the one you eat standing at the counter while the rest drain. That one does not count.