1. Clean the fish (scale and remove entrails) with heads remaining intact.
2. Adjust the broiling rack of your oven to hold the fish about 4 inches from the heat.
3. Preheat the broiler and broiling pan.
4. Brush the fish liberally with lemon juice inside and out.
5. Sprinkle with salt and pepper.
6. Coat the bottom of the broiling pan with melted butter.
7. Arrange fish on pan and baste with Italian salad dressing.
Broil for 4 or 5 minutes or until the fish starts to brown. Turn, baste, and broil the fish for an additional 4 minutes, or until they flake easily when tested with a fork.