Here's How To Reheat A Bloomin' Onion In Your Air Fryer - Tasting Table
Briefly

The air fryer provides crispy breading and soft onions, allowing your Bloomin' Onion to regain its crunchy texture without excessive oil, keeping the inner layers tender.
While the Bloomin' Onion is undeniably a star, it’s important to mention that reheating it in an air fryer harnesses hot air circulation for even warming and crunch.
Read at Tasting Table
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