Generally, KFC will purchase goods twice a week, around 1 p.m. All the raw materials are packed in cartons, which are made up of small sealed packaging bags. The clerk moved it to the freezer or cold storage and put it away. Generally, cartons are not opened until the last box is used up.
The wok will be washed once or twice a day, and the oil should be filtered more than twice. The oil pan is very smart. When washing, the oil will be collected and automatically put back after washing. It is inevitable that it will be a little dirty in the process of washing. The fried products will be placed in an incubator or a general shelf, and will not touch the products in the process.