2, the cookies should be put into a dry and clean sealed bag or food box after cooling. The cookies should be kept in a dry and ventilated place, avoiding direct sunlight, and at a temperature between 5-26 degrees Celsius. If you have a desiccant, you can put it in the object that contains the cookies, which can prolong the shelf life of the cookies. It is recommended not to put the cookies in the refrigerator, although the temperature of the refrigerator is indeed suitable for preserving cookies, but the refrigerator is not just to put the same thing as the cookies, there are a lot of other foods, which is easy to cause the string of flavors, and other food evaporation of moisture is also easy to make the cookies damp.