Sour Soup with Fish and Sauerkraut Liquid

Description
In Romanian: Ciorba de peste cu zeama de varza

Ingredients

 * 1 lb/500 g fish,
 * 0.5 qt/0,5 l water,
 * sauerkraut juice,
 * 1 carrot,
 * 1 parsley root,
 * 1 onion,
 * lovage,
 * salt

Directions

 * 1) Set to boil the vegetables. When they are almost done, add the sauerkraut juice. Adjust for taste, mixing in some more water or some more sauerkraut juice.
 * 2) After it comes to a boil, remove foam, add the fish cut in pieces and let boil, slowly, for 25-30 minutes. Add lovage.