Prepare patty shells as directed on package. Heat butter in 3-quart saucepan until melted. Cook and stir mushrooms, parsley and onion in butter over low heat 5 minutes. Stir in flour, salt, white pepper and nutmeg. Cook over low heat, stirring constantly, until mixture is bubbly; remove from heat. Stir in milk. Heat to boiling, stirring constantly. Boil and stir 1 minute. Stir in sole, shrimp and scallops. Cover and cook 3-5 minutes or until fish flakes easily with fork and shrimp are pink. Stir in sour cream and sherry; heat through. Serve in patty shells. 6 servings. BETTY CROCKER RECIPE From a collection of my mothers (Judy Hosey) recipe box which contained lots of her favorite recipes, clippings, etc. Downloaded from Glens MM Recipe Archive, G Internet.