Brush the black salsifies vigorously under cold water. Peel, wash and immediately place in cold water with vinegar essence and flour
Peel, wash and finely dice the carrot. Cut the black salsifies into diagonal pieces. Cover and cook for 5-7 minutes in approx. 1/2 l boiling salted water
Peel and finely chop the onion. Wash parsley and chop finely. Drain the vegetables, collect the stock. Mix 5 tbsp. stock, vinegar, salt, pepper and 1 pinch of sugar. Fold in the oil. Stir in onion and parsley. Mix vegetables and marinade, let stand for about 30 minutes
Boil the eggs for about 8 minutes until soft. Quench, peel and halve. Wash lettuce leaves, dab dry and possibly pluck smaller. Season vegetables again, arrange on the salad leaves with egg and Bündner Fleisch