Clean, wash and coarsely chop the soup greens. Onion peel, halve. Wash the chicken parts. Boil up about 1/4 l water and about 1TL salt in a large pot. Add prepared ingredients and peppercorns. Bring everything to the boil, cover and simmer for about 45 minutes
Cut the ends of the green asparagus generously. Peel the carrots. Wash the vegetables. Cut the asparagus into diagonal pieces and the carrots into thin slices. Clean mushrooms, wash if necessary
Press sausage meat directly from the skin as dumplings in 1TL hot butter. Brown and take out. Fry the mushrooms briefly in the hot frying fat. Season and take out
Lift out the meat. Sieve the stock, degrease and bring to the boil. Cook carrots, green asparagus and peas for about 10 minutes, remove. Heat 3 tablespoons of butter. Sauté the flour in it. Stir in broth and cream, bring to the boil and simmer for about 10 minutes
Drain white asparagus and cut into pieces. Remove the flesh from the bones and skin and cut into pieces. Wash the chervil, pluck the leaves (chop parsley). Add vegetables, mushrooms, meat and meatballs to the sauce. Bring to the boil. Whisk the egg yolks with some hot sauce and stir into the fricassee (see below). Season to taste with Noilly Prat, salt, pepper and lemon juice. Sprinkle with chervil. Goes well with ribbon noodles