Pour vegetable oil into a deep cast iron so its about 1/4" deep
Heat the oil
Cut each side of the fish with 3 slices
Lightly dust the fish, getting some into the slices and the inside
Gently place the fish in the hot oil and fry for about 2-4 minutes until done
Remove from the oil, sprinkle with salt and a touch of sumac.
Drizzle with lime.
Remove the fillets and sprinkle the inside of the fillet with a touch of sumac and lime juice.