1. It takes about two hours to make puff pastry in an ordinary pot. Crispy pot is a famous dish of the Han people in Zibo, Shandong Province. It is mostly eaten during the traditional Spring Festival. Legend has it that it was created by a woman named Su Xiaomei in Yanshen Town in the early Qing Dynasty, so the dish is called "Su Guo". Because the dish uses more vinegar and is mainly characterized by crispy meat, fish bones and bones, it was renamed "Crisp Pot Dish".

2. The arrangement of ingredients for crispy pot is also very particular. Generally, cabbage is used to spread the bottom of the pot, meat, kelp, lotus root, etc. are placed in the middle, and tofu and cabbage are covered on top before covering the pot. When making it, first bring it to a boil over a high fire, and then cook over a slow fire until the bone spurs are crispy. This process may take about 10 hours or more.