1, whether chicken rolls can be eaten overnight is determined by certain conditions. If the chicken roll is sealed and stored in the fresh-keeping room of the refrigerator, it can be eaten even if it is heated overnight.

2. If it is placed in a variable temperature environment without a refrigerator, it is necessary to observe it, pick it up and smell it. If the taste has not changed and the surface has not changed, you can eat it, but you must put it in a steamer and steam it again.