What are the time-honored snacks that Beijing must eat, and share them?

Braised pork is a famous local traditional snack in Beijing. Is to cook the cooked and stewed fat sausage with pig lungs, and then buy a bowl of staple food and non-staple food hot soup. Luzhu originated from Nanheng Street in the south of Beijing. It is said that during Guangxu period, people used pig's head meat and pig's water instead, because the Soviet-made meat cooked with pork belly was expensive. After the spread of folk cooking experts, over time, it created the fire of braised dishes. It is estimated that there are few authentic Beijingers who don't know how to cook.