It is not a traditional non-stick coated pot, but almost depends on the material of pig iron itself to achieve the physical non-stick effect. A generation ago, people used to use iron pots at home. BK in the Netherlands, the original iron flies back to the pot, the material is similar, but it is more sophisticated. Then, the unique flying back characteristics of Dutch BK are added, and the light frying is the effect of the chef's cooking.