Wash the asparagus, peel and cut off the woody ends. Cut asparagus diagonally into pieces and cook in boiling salted water with butter, lemon juice and 1 pinch of sugar for about 8 minutes, drain.
Wash the meat, dab dry and season with salt and pepper. Heat 2 tablespoons of oil in a pan. Brown the meat on both sides. Fry over a low heat for about 10 minutes, turning over.
Wash, clean and slice the strawberries. Clean, wash and slice romaine lettuce. Roast pine nuts in a pan without fat, take them out. Mix vinegar with salt, pepper and sugar, fold in 4 tablespoons of oil.
Stir in green pepper. Cut the meat into slices. Mix asparagus, strawberries and salad with the vinaigrette. Arrange on a plate with chicken pieces. Sprinkle with pine nuts. Garnish with basil and chervil.