Cook potatoes and onions in ... with butter. Place fish fillets on bottom of casserole ... cream of mushroom soup, pour over all. Sprinkle ... Serves 4 hungry people.
Preheat oven to 375 degrees. Arrange fish in single layer in greased 10"x6"x2" baking dish. Pour soup over fish. Season with pepper ... or until lightly brown.
Arrange potatoes in bottom of ... over top. Drain fish on paper towels. Place fish ... mixing bowl, combine soup, cheese, parsley, and lemon ... 10 minutes before serving.