Blend egg and milk in shallow dish.
Blend cornmeal, flour (almond or all purpose), seasoning, salt in another shallow dish.
Dip fillets in egg mixture, allowing to drain for a few seconds.
Dredge fish fillets in flour mixture, coating both sides.
Lay fillets on basket of air fryer that has been sprayed with oil. Spray fish fillets with fine mist of oil.
Cook in air fryer that has been preheated to 375° for 5-6 minutes.
Flip fillets over and spray again. Cook 4-5 minutes more, and up to additional 1-2 minutes, depending on thickness of fillets.