Defrost frozen shrimp. Clean, wash and chop 1 onion, 1 carrot and 1 stick of celery. Wash the thyme. Boil 1 1/2 l water, 3 stalks of thyme, prepared vegetables, lemon, salt and peppercorns
Wash haddock. Cook in the stock for about 20 minutes. Clean or peel, wash and chop the fennel, leftover vegetables and onion.
Lift out the fish, sieve the stock. Sauté onion and vegetables in fat, season. Add the stock, bring to the boil. Simmer for 10 minutes.
Wash and chop the parsley. Pluck the rest of the thyme. Peel and chop the garlic. Mix with herbs, oil and crème fraîche, season
Wash the salmon, cut it into pieces. Cook with the prawns in the soup for about 5 minutes. Remove haddock from skin and bones and heat in the soup. Season to taste with broth. Add thyme cream