Preheat oven to 500 degrees.
Pat fillets dry and coat one side in blackening seasoning.
Heat 1 tbsp oil on high heat until it begins to smoke.
Gently place fillet, seasoned side down, in hot oil.
Rotate oil around pan while searing for 2-4 min.
Flip with spatula and sear opposite side on high for 30 sec.
Place entire pan in a 500 degree oven until fish flakes with fork another 2-4 min.
Remove filet from pan and repeat steps for other fillet. (Do not fire both fillets in the same pan)
Serve with almost anything!