Home made German Potato Soup

Ingredients  for 4 Portions
 500 g potatoes
2 medium sized carrots
1 smaller piece celery root
1 small leek
1 smaller onion
vegetable broth or purified water
salt, pepper
2 tbsp white wine vinegar (such as Hengstenberg Altmeister) Find it here:
4 Wiener sausages – Find them here:
http://store.yahoo.com/cgi-bin/clink?gdcom+cbJvSj+index.html+scwebewi8li.html
chopped parsley

How you’ll make it

- Peel potatoes, wash them and cut into small cubes, add them in a big pot
- Peel carrots, cut them in small cubes; chop onion; cut leek in very small slices; cut celery in small cubes
- Add the vegetable to the potatoes and fill up with broth or water until vegetable is covered 
- Bring to  a boil and let it simmer for app. 25 minutes
- Take one third of the soup into a bowl and puree it with a  mixer; this will help to thicken the soup
 - Spice with salt and pepper and vinegar
- The soup should not be too thin; if the soup is too thin add some cream or mix 1 tsp flour in hot water
- Bring the soup again to a boil, then reduce heat
- Add the Wiener sausages to the soup and let them in the soup for 5 minutes
 - Serve the soup with the sausages and add parsley  before serving