Cabbage Soup(Kapusniak-Polish) - cooking recipe

Ingredients

1 ham bone, joint cracked (1 lb.)
2 or 3 dried mushrooms, simmer until tender and slice into strips
1/2 lb. diced mixed vegetables
2 1/2 c. sauerkraut, drain off juice and reserve
1 medium onion, chopped
1 Tbsp. caraway seed
1/2 medium onion, minced
3 to 4 Tbsp. all-purpose flour
3 Tbsp. bacon fat
salt and pepper to taste

Preparation

Combine ham bone, the mushrooms together in liquid in which they have cooked, vegetables, sauerkraut, chopped onion and caraway seed.
Add 8 cups water and simmer until any leftover meat falls off the bone, about 1 hour.
By then about 2 cups of the liquid should have evaporated.