According to the preservation conditions. Sandwich is a cold-processed food, and its main ingredients include: toast bread, ham, bacon, floss, cheese, vegetables, eggs and so on. After making, it is sealed and stored in the refrigerator, and can be eaten after heating the next morning. If stored at room temperature, it is easy to breed bacteria, and eating it the next day may cause physical discomfort.

Can I make sandwiches at night and eat them in the morning?

If the ingredients added to the sandwich are fresh foods such as boiled eggs, tomatoes and lettuce. The shelf life is usually short and needs to be sealed and refrigerated in the refrigerator.

If the ingredients added to the sandwich are cooked ham, bacon, floss, etc. Can be kept in the refrigerator for 2 days.