Peel and halve the onion. Clean the leek, wash and cut into pieces. Clean and wash the carrots. Wash the chicken. Boil up onion, leek, carrots, chicken, salt, pepper and 1 1/2 litre of water and cook for about 1 hour.
Meanwhile drain the asparagus and cut into pieces. Clean and halve the mushrooms. Wash parsley, dab dry and chop finely, except for something to garnish. Take the chicken out of the broth and let it cool down a little.
Pour broth through a sieve and collect. Measure out 3/4 litre. Remove meat from skin and bone and cut into pieces. Melt the fat in a pot, fry the mushrooms in it, dust with flour and sauté.
Gradually deglaze with the chicken stock, bring to the boil and add the cream. Add peas, asparagus and chicken meat and season with salt, pepper, sugar and lemon juice. Sprinkle fricassee with parsley and garnish with lemon slices and parsley.
It goes well with rice.