Updated at: 14-08-2023 - By: Craig Huey

You need a blooming onion in your life sometimes, even though it’s high in calories.

Made for frying deliciousness.

It brightens the day of even the gloomiest person.

You shouldn’t let any of it go to waste, so take some home with you, wrap it up, and reheat it for lunch the next day.

Here, you will learn the proper way to reheat a blooming onion.

What is Bloomin Onion?

As an appetizer, the Bloomin’ Onion will leave a memorable impression on your guests’ tongues.

There is no end to the ways in which this versatile onion can be used.

The dish was first served at Outback Steakhouse in Tampa Bay, Florida, and has since been replicated at other restaurants like Hooters, Carrabba’s Italian Grill, and Red Robin.

5 Best Ways to Reheat Your Leftover Bloomin Onion! (updated 2023)

Deep-fried onion rings that have been sliced to resemble flowers are the basis for the Bloomin Onion, which comes with your choice of ranch dressing or bacon bits as a dipping sauce.

An appetizer like a bloomin’ onion can be ordered alongside an entree like any other (though it usually comes with another side dish), but it does not come with standard sides like salad or fries and therefore is not included in meal deals.

Some bar menus may also feature them.

Bloomin Onion vs Onion Rings.

Despite their stylistic similarities, blooming onions and onion rings are two very different things.

Both are reminiscent of onion rings in taste.

To be fair, a blooming onion’s flower-like arrangement makes it more visually appealing than a ring of onion.

A flowering onion is perfect for sharing with company.

Give everyone a piece of the onion to chew on, then pass the rest around.

To make your blooming onion taste more like dinner and less like a midday snack, try dipping it in ranch dressing.

If you like onion rings, you’ll really enjoy this more flavorful variety of blooming onion.

How To Store a Cooked Bloomin Onion?

Do you feel like the crispiness of your Bloomin Onion has decreased since you first got it? Don’t worry; this is a common issue, and the answer is simple.

Your prepared Bloomin’ Onion will keep for three days in the refrigerator.

The best way to keep the onion’s crunchiness is to store it on a paper towel while it cools, with another paper towel underneath to absorb any juices that may escape.

You can keep them safely away from pests by storing them in a container or bag with a tight-fitting lid.

The onion can be stored for up to four days in the refrigerator.

It’s best to consume them quickly, though, because after three days, their quality will begin to decline.

How to Tell if Bloomin Onion is Bad?

The Bloomin Onion may look delicious, but it will quickly go bad and spoil if not handled properly.

Use these guidelines to make sure that this delicious dish is always on the table at your next gathering.

A spoiled blooming onion is one that has been left out in the open for more than a few hours.

When not in use, keep the blooming onion in the refrigerator in an airtight container.

Look for any blemishes, slime, or mold on the surface of the blooming onion.

If you find any of these, toss the blooming onion and move on to the next indicator to make sure it’s safe to eat.

If it smells strongly of fresh onions, then it’s probably still good.

Changes in color and texture, as well as a foul or stale smell coming from the dish, are telltale signs that this blooming onion has gone bad.

How to Reheat Bloomin Onion in Oven?

Choose the cooking method that works best for how much time you have and how crispy you want the onion to turn out when you’re ready for more blooming onion.

Crispy blooming onions can be achieved by reheating them in the oven.

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Fire up the oven to 425 degrees Fahrenheit (218 degrees Celsius).

Spread the blooming onion pieces out on a baking sheet covered in foil or parchment paper.

Put them in the oven for 15 minutes, or until the edges are browned and crispy.

How to Reheat Bloomin Onion in Toaster Oven?

Frustrated by the lengthy reheating time required for a giant Bloomin’ Onion? Here is how to reheat your Bloomin’ Onion in a toaster oven.

Even better, it only takes about 10 minutes.

If you’re craving something tasty but quick to prepare after a long day at work, this is the solution.

Put your toasty oven on 400 degrees. Set the timer for about 12 minutes after you place the Bloomin’ Onion on the rack. The oven is done when the toaster beeps. By retaining heat, the Blooming Onion will keep cooking.

Don’t delay any longer; get comfortable on the couch and prepare to eat this dish again.

How to Reheat Bloomin Onion in Air Fryer?

These days, everyone seems to have an air fryer.

As an alternative to oil-based deep frying, they’re crispier and better for you, and they create much less of a mess.

Heating times and ideal temperatures can vary slightly between models.

In general, air fryers work best at temperatures around 400 degrees Fahrenheit.

Then, once it’s hot, put in your Bloomin’ Onion and cook for 5 to 8 minutes, checking every so often.

How to Reheat Bloomin Onion in Microwave?

Blooming onions can be microwaved if you don’t mind them being a little less crisp.

Before putting something in the microwave, remove any blackened skin.

In a microwave-safe container, cover the blooming onion with plastic wrap, making sure to tuck in any protruding edges.

Put the onion in the microwave for 30 seconds on high, then test to see if it’s done.

It all depends on how fast your microwave cooks.

Uncover the onion carefully and allow it to cool slightly before peeling the skin to reveal the layered, fried onions that make blooming onions so irresistible.

If you want to heat more than one blooming onion at a time, you should increase the cooking time by 30 seconds for each additional onion.

What to Do with Leftover Bloomin Onion?

I was wondering if you ever find yourself in possession of leftovers from your go-to eatery. Outback Bloomin’ Onion is one of my top picks.

As much as I enjoy the melted cheese and crunchy onion, I’m never quite sure how to make use of them.

In case you find yourself with some extra blooming onion, here are some suggestions for how to use it.

Crisp up some leftover salad with some sliced Bloomin Onion.

For a delicious and unique breakfast, try mixing the leftovers into some scrambled eggs.

In a casserole dish, combine the leftover Bloomin Onion with some cheese and pasta and bake until bubbly.

Try some toasted onion bits in your next pot of chili or potato soup.

For a crunchier burger, put some slices on top before grilling.

You can use leftover flowers in place of fried onions on cheesy risotto, polenta, or pasta dishes.

Spread leftover Bloomin Onion on pizza crusts before adding sauce, cheese, and other toppings.


Have you ever tried Outback Steakhouse’s Bloomin’ Onion? In that case, you’ve probably experienced their deliciousness firsthand.

But what do you do if you can’t get your hands on a Bloomin Onion? Fear not.

It doesn’t take much effort to recreate that familiar taste at home.

If you follow a few simple guidelines, your delicious Bloomin onion will taste just as good the second time around as it did the first.

This post discusses three distinct approaches to reheating and provides helpful pointers for making the most of each.