Fillet Of Sole With Cheese
["1 medium white onion, chopped", "2/3 lb. fresh mushrooms, sliced", "1 c. shredded fat-free Mozzarella cheese", "1 lb. fillet of sole"]
["Steam onions for 3 minutes in a covered vegetable steamer basket.", "Add mushrooms and steam an additional 2 minutes.", "In a baking dish, layer half the onions, half the mushrooms and half cheese.", "Arrange sole over the cheese.", "Top with the remaining onions, mushrooms and cheese.", "Bake at 400\u00b0 for 20 to 25 minutes or until fish flakes with fork."]
["white onion", "fresh mushrooms", "Mozzarella cheese", "fillet of sole"]