Will Gong Xiyan's stews keep warm?

All right. Compared with lunch boxes, it is easier to overcook the food and affect the taste of the food by stewing the beaker at the wedding banquet. Stewed beakers can only be used to bring some corrosive liquid food, but the heat preservation effect is very good. Even in the refrigerator, the outer wall of the stewing beaker will separate the internal food from the external temperature. Stewed cup is a convenient and economical cooking utensil, which looks like a cup and is divided into a cup body and a cup cover. It has many functions such as boiling, stewing, stewing, burning, heat preservation, cold preservation, portability and so on.