Xuzhou is a city in China with a long history and a rich variety of specialties. Here are some Xuzhou specialties worth tasting:

1. Xuzhou Lion's Head: Lion's Head is a very famous traditional dish in Xuzhou, which is a large meatball made of tender pork.

2. Horse Head Chinook Soup: This is a traditional soup dish of Xuzhou, which is made by simmering fresh fish head and horse head chinook as the main ingredient, and the soup is mellow, fresh and delicious.

3. Puffer fish: Xuzhou is located in the Huaihe River Basin and has abundant puffer fish resources. Puffer fish is a unique seafood delicacy known for its fresh taste and unique flavor.

4. Yunjin Cake: Yunjin Cake is one of the traditional pastries in Xuzhou, which is exquisite in appearance, soft and sticky in taste, sweet but not greasy, and is a favorite dessert of local people.

5. Spicy crawfish: In recent years, crawfish is becoming more and more popular in Xuzhou. You can try some local spicy crawfish restaurants in Xuzhou to savor the spicy crawfish.

Besides the specialties mentioned above, there are many other cuisines in Xuzhou that are worth trying, such as Xuzhou Fried Cake, Beef Noodle, Sugar Oil Poop and so on. I hope you can find your favorite food in your food tour in Xuzhou!