“Best Way to Reheat Bloomin’ Onion: Retaining its Crispy Perfection!”

By bobbreich@gmail.com •  Updated: 11/19/23 •  5 min read

Best Way to Reheat Bloomin’ Onion: Retaining its Crispy Perfection!


Reheating a Bloomin’ Onion can be a challenge as its signature crispy perfection is what makes this appetizer so irresistible. In this blog post, we will explore the best methods to reheat a Bloomin’ Onion while ensuring that it retains its crispy texture. Whether you choose to use an oven, air fryer, or deep fryer, we have got you covered with step-by-step instructions and helpful tips.

Understanding the Bloomin’ Onion

For those unfamiliar with this mouthwatering appetizer, a Bloomin’ Onion is an Australian-inspired dish popularized by the Outback Steakhouse. It consists of a whole onion carved into a blooming shape, coated in seasoned batter and deep-fried until golden brown. The result is a visually stunning and deliciously crunchy treat.

The challenge lies in reheating it without losing its crispiness. Traditional reheating methods like microwaving can leave the onion limp and soggy, completely ruining the experience. That’s why we have explored three alternative methods that help retain the crispy perfection of this beloved dish.

Method 1: Oven Reheating

Using an oven is one of the most accessible ways to reheat a Bloomin’ Onion while maintaining its crunchiness. Here’s how:

1. Preheat your oven to 400°F (200°C).
2. Wrap the leftover Bloomin’ Onion loosely in aluminum foil.
3. Place it on a baking sheet and heat it in the preheated oven for about 10-15 minutes.
4. For added crispiness, remove the foil during the last few minutes of heating.
5. Carefully remove from oven using tongs or spatula and let it cool slightly before serving.

To enhance crispiness when reheating in the oven, try brushing some oil on top of the onion before wrapping it in foil. This helps to prevent the outer coating from getting too dry and ensures a crunchy bite.

Method 2: Air Fryer Reheating

The popularity of air fryers has skyrocketed in recent years, and for a good reason. They offer a healthier alternative to deep frying while still providing that coveted crispy texture. Here’s how to reheat a Bloomin’ Onion using an air fryer:

1. Preheat your air fryer to 400°F (200°C).
2. Place the leftover Bloomin’ Onion in the air fryer basket.
3. Cook for approximately 5-7 minutes, or until it reaches your desired level of crispiness.
4. Carefully remove from the air fryer using tongs or spatula and let it cool slightly before serving.

Using an air fryer allows you to achieve crispy results without the need for additional oil, making it a healthier option. However, be mindful of overcooking as this can result in the onion becoming too dry.

Method 3: Deep Fryer Reheating

For those who want to stick with tradition and recreate the original cooking method, using a deep fryer is an excellent choice. It may require more time and effort, but it guarantees a crispy Bloomin’ Onion just like when it was first served at the restaurant.

1. Preheat your deep fryer to 375°F (190°C).
2. Carefully lower the leftover Bloomin’ Onion into the hot oil using tongs or slotted spoon.
3. Fry for approximately 3-4 minutes, or until golden brown and crispy.
4. Remove from oil and place on paper towels to drain excess oil.
5. Allow it to cool slightly before serving.

When using a deep fryer, take necessary precautions such as maintaining proper oil temperature and ensuring that there is enough space for the onion to expand while frying.

Tips for Retaining Crispy Perfection

Regardless of the reheating method you choose, here are some general tips to help you retain the crispy perfection of your Bloomin’ Onion:

1. Time and temperature control: Follow the recommended heating times and temperatures specific to each method.
2. Proper oil usage: Avoid using too much oil when brushing or frying to prevent a greasy outcome.
3. Additional steps: Consider adding an extra step such as browning the onion slightly in a pan before reheating to enhance crispiness.

Remember, reheating a Bloomin’ Onion is not an exact science, and results may vary depending on factors such as the size of the onion and the initial cooking method. It may require some experimentation to find your preferred technique.


In conclusion, reheating a Bloomin’ Onion while preserving its crispy perfection can be achieved through various methods. Whether you choose to use an oven, air fryer, or deep fryer, each method offers its advantages and potential drawbacks.

Based on personal preference or available resources, it’s up to you to decide which method suits your needs best. Remember to follow proper instructions and take necessary safety measures when using kitchen appliances like deep fryers.

Optional: Additional Serving Suggestions

To enhance your reheated Bloomin’ Onion experience further, consider these additional serving suggestions:

1. Dip it right: Pair your reheated Bloomin’ Onion with classic dipping sauces like ranch dressing or spicy chipotle mayo.
2. Enhance flavors: Sprinkle some grated Parmesan cheese or your favorite seasoning blend on top for added taste.
3. Sidekick sides: Serve alongside other appetizers like loaded potato skins or buffalo chicken tenders for a complete meal experience.

Reheating a Bloomin’ Onion does require some effort, but with our tips and tricks at hand, you can enjoy this beloved appetizer whenever you desire while still savoring its crispy perfection!