What kind of food is the "crispy rice" in Zibo? What are the characteristics?

Boshan crispy rice is a traditional seasonal dish. Because of its large amount of vinegar, it is characterized by crisp meat and fish bones, and it is homophonic with "crisp" and "crisp", so it was renamed crispy pot dishes. Because crispy pot dishes are widely used, crispy and delicious, and easy to learn and cook. The main raw materials of the crispy pot are Chinese cabbage, lotus root, kelp, frozen tofu, chicken, duck, meat, fish, ribs and pig's trotters.