Currywurst is a popular German fast food dish consisting of steamed, then fried pork sausage, cut into slices and seasoned with curry ketchup, a sauce based on spiced ketchup or tomato paste. It is often served with French fries. The dish was invented in Berlin in
From Wikipedia
Currywurst is a fast food dish of German origin consisting of sausage with curry ketchup. It was invented in 1949 by Herta Heuwer, who began selling it at a food stand in West Berlin. The Deutsches Currywurst Museum estimated that 800 million currywursts are eaten every year in Germany, with 70 million in Berlin alone.