Set oven to broil. Arrange fish fillets and tomato slices on foil. Sprinkle with salt and pepper. Spread 1 tablespoon ranch dressing on each fillet. Sprinkle with Parmesan cheese.
Dot tomatoes with butter.
Broil 8 to 10 minutes. Just until fish are opaque in the center and top is brown. Makes 4 servings. Catfish Gumbo 2 Tbsp. Add onion, green pepper, celery, ham, garlic.