Sweet and Sour Potato Soup

Ingredients:

• 1 kg potatoes, peeled
• 1/2 kg sausage (NO smoked)
• 1-2 tblsp butter or margarine
• 1 cube broth
• vinegar to taste
• sugar to taste
• salt + pepper to taste

Method:

• Boil potatoes with a little salt. Drain and reserve the water. 
• Mash potatoes together with butter/margarine. 
• Add potato water and stir until you have a smooth soup. If it's too thick add some additional water.
• Cut sausage in small pieces and add to the soup. Heat and season to taste with vinegar, sugar, salt and pepper.
• If you like it you can dice and fry some onions separately in a pan and add them to the soup.