Origin: it is generally believed that the duck blood fan soup was invented in 1988 by a snack stand near a bath in the town's chaoyang building. Nanking is a famous duck town, and most of the locals think that duck blood fan soup comes from old nanking's duck blood soup. Brief: the duck blood fan soup is made of fans, duck blood, duck liver, duck intestines, six inches, made of old duck soup, the taste of which is the highest of all, so many shops have secret recipes for making old duck soup. In yangzhou, the famous duck blood fan soup shop is mochi duck blood fan soup. The origin of the duck blood fan soup is another story: a very poor man accidentally dirtys the fan into duck blood. He had to boil his fans with duck blood. I didn't know the soup smelled good. When the owner heard of the incident, he was hired to cook for himself and his aunts a duck blood fan soup. The old duck fan soup is traditional and tastes good, and the fans taste nicely, and the duck duck intestines taste g...