Created by gkwillow on March 10, 2013
Step 1: Preheat oven to 375 degrees, and prepare a baking dish with cooking spray.
Step 2: Saute the onions in olive oil until they begin to caramelize. Add the tomatoes, garlic, and seasonings. Continue to cook until tomatoes start to break down and release their juices.
Step 3: Place fish fillets in prepared baking dish and spoon tomato mixture evenly over the top.
Step 4: Bake uncovered for 30 minutes or until the fish flakes easily when tested with a fork.