1, nougat should be kept in the refrigerator, which can greatly extend the shelf life.

2, conditional, of course, vacuum is the best. But if it is at home, it is best to pack it in clean food bags and put it in the refrigerator for freezing. If you want to eat recently, you can keep it fresh at zero.

Generally speaking, it can be frozen for about 2 months, and it is best to eat it within 20 days if it is stored at zero degree.