Clean lamb's lettuce, wash very thoroughly and drain. Cut bread into very thin slices and roast lightly in a toaster. Core the apple and cut into thin slices. Cut cheese into thin slices.
Clean, wash and slice the mushrooms. Peel the shallot and cut into thin rings. Wash the chives and cut into thin rolls. Whip oil under the vinegar and season with salt, pepper and a little sugar.
Add the chives to the vinaigrette. Mix salad, apple and cheese slices, shallots and mushroom slices and sprinkle with the vinaigrette.