* Mix bread crumbs and cajun seasoning.
* Heat cast iron skillet over medium heat while melting butter.
* Use care that the butter does not burn while heating.
* Pat fillets dry. Dip fillets in egg then into bread crumb mixture. Place in heated skillet.
* Adjust heat so the breading browns and does not burn while cooking the fillets through.
* Remove from pan and immediately lightly salt then drain on either paper towels or brown paper bag.