2, stored in the refrigerator, frozen storage, the temperature is about MINUS 5 degrees Celsius.

3. Store in a special incubator.

4. Generally speaking, if the ice cream cake is kept at room temperature, it will take 4 to 5 hours. Ice cream cakes kept in the freezer can be kept for about a day, but it is best not to exceed 12 hours, otherwise the taste will become worse. Of course, it is best to buy it and eat it directly.