Too and tail the onions and peel the skin off, then cut them into thick rings about an inch thick. Use your hands to push them apart so that you have a single layer of onion in a ring.

Prepare your dipping bowls by whisking together the egg and buttermilk in one bowl, the flour, salt, pepper, and spices in another, and the panko crumbs in another. Line up your 3 bowls.

Preheat your Airfryer to 350f.

Use a fork or clean hands to dip the onion rings into the flour mix, then the egg mix then the panko mix.

Lay them in ask glue layer in the basket of the Airfryer and cook at 400f for 10 – 15 minutes.