Preheat oven to 450 degrees F (230 degrees C).
In a small shallow bowl
stir together the bread crumbs
cheese
cornmeal
oil
italian seasoning
garlic powder and pepper; set aside.
Coat the rack of a broiling pan with cooking spray. Place the cod on the rack
folding under any thin edges of the filets. Brush with the egg white
then spoon the crumb mixture evenly on top.
Bake in a preheated oven for 10 to 12 minutes or until the fish flakes easily when tested with a fork and is opaque all the way through.