Baked Fish Au Gratin
["1 lb. or more fish fillets", "8 slices American cheese", "1/4 c. chopped parsley", "1 tsp. oregano, basil or thyme", "1/4 c. corn oil", "1 c. chopped onion", "2 Tbsp. cornstarch", "1/8 tsp. salt", "1/8 tsp. pepper", "1 1/2 c. milk"]
["Layer fish and cheese in a greased baking dish.", "Sprinkle with spices.", "Cook onion in hot oil in skillet until tender, but not brown.", "Stir in cornstarch, salt and pepper.", "Slowly add milk and bring to a boil.", "Stir constantly for 1 or 2 minutes.", "Pour over fish.", "Bake at 400\u00b0 for 20 to 30 minutes, until fish flakes easily with fork."]
["American cheese", "parsley", "oregano", "corn oil", "onion", "cornstarch", "salt", "pepper", "milk"]