6 pints water
1 lemon, quartered
1 onion, cut in half but not peeled
1 celery stick, cut in 3 pieces
2 cloves garlic, left whole Pinch salt
4 bay leaves, finely crumbled
4 dried red chilli peppers, crumbled
1 tbsp each whole cloves, whole allspice, coriander seed and mustard seed
1 tbsp dill weed, fresh or dry
2 tsps celery seed
450 g (1 lb) raw, unpeeled prawns
900 g (2 lbs) mussels, well scrubbed