Have the attendant at the fish counter clean the fish out or if you like this kind of stuff you can gut it yourself. Make sure thatthe also remove the spine.
remove the spine.

Season the fish with crushed garlic, salt, pepper and lemon juice. Cover with raw onion rings and peppers. Marinate for about 2 hours. Boil the shrimp and the lobster. Ground the seafood with the ham. Saute the chopped onion in hot butter. Add the seafood and ground ham. Stir fry for a few minutes. Add the remaining stuffing ingredients and stir to prevent from sticking. Set it aside.

Stuff the red snapper and secure it with toothpicks. Place it on a well greased baking pan over a potato bed. Cover with the onion rings and the pepper left over from the marinade. Bake at 375ºF for about 1 ½ hour. While you are roasting it, baste frequently with butter or oil.