Fresh Shellfish Boil

I realy like shellfish and should eat more.
This is a really good boil of shellfish.
Best when you can get really fresh shellfish.

Ingredients
1/2 teaspoon mustard seeds
6 coriander seeds
1 teaspoon whole allspice seeds
1 teaspoon dill seeds
1 teaspoons whole cloves
1 teaspoon crushed red pepper
6 bay leaves
4 quarts water
1 dozen small new potatoes, scrubbed
2 large onions, unpeeled, cut in half crosswise
2 lemons, halved
1 tablespoon salt
1 tablespoon cayenne
2 garlic cloves,peeled and crushed
2 whole crabs
1 chichen size lobster
1/2 pounds shrimp, peeled and divined
1 dozen littleneck clams
1 cup melted butter, warm
2 tablespoons finely chopped parsley

Directions:
Place the first seven ingredients
in cheesecloth and tie.
Put the seasoning bag, water,
potatoes, onions, lemons,salt,
cayenne, and garlic in a large stockpot.
Bring the liquid to a boil,
cover and boil for 15 minutes.
Add the crabs, and lobster.
Using a long handled spoon,
stir around and press the contents
of the pot down well into the water.
Cover the pot and return to a boil.
Boil for 2 minutes. Turn off the heat.
Cover and let the boil stand for 10 minutes.
Add the shrimp and clams.
Return to the heat and continue
to cook for 5 minutes. Drain.
Serve with melted butter.
Garnish with parsley