Clean broccoli, wash it, cut it into florets. Wash and peel the black salsifies. Immediately place in vinegar-flour-water (with 4 tbsp vinegar or 1 tbsp vinegar essence and approx. 1 tbsp flour)
Cut the black salsifies in half and stew them covered in about 1/4 l boiling salted water for about 20 minutes. After about 12 minutes add broccoli. Remove the vegetables and cool. Pick up 3-4 tbsp. stock
Wash sprouts and herbs and shake dry. Pluck the leaves from the herbs. Wash and clean spring onions and cut them very diagonally into thin rings