1, honey: honey is a kind of food that is not easy to deteriorate, and its shelf life is generally more than 2 years. Honey is a natural sugar food brewed by bees. Almost only a few kinds of bacteria can survive in a high-sugar environment, while honey can be preserved for decades in a well-preserved place. Honey will not go bad even if it is sealed for several years, so it can be used as juice instead of sugar.
2. Dried bean curd: Dried bean curd is a kind of food with a long shelf life. If stored properly, dried beans can keep their characteristics of never expiring. Even after decades, the overall quality of dried beans will not decline, because the protein digestibility in dried beans can remain stable. Therefore, dried bean curd is a kind of food that can be eaten for a long time.
3. Sugar: Sugar is a food with a long shelf life. According to national regulations, the shelf life of edible sugar is divided into 18-24 months according to different factors such as packaging. Sugar can also be stored in sealed containers, or it can be stored indefinitely by adding moisture absorbent. Sugar has the characteristics of salt, but water is also the biggest enemy of sugar. Sugar can also be stored indefinitely if it can be kept sealed or added with moisture absorbent.
4. Canned food: Canned food has a long shelf life, usually 1-2 years. Canned food can be stored for a long time at room temperature after processing, blending, canning, sealing, sterilization or aseptic treatment. The key to canned food production lies in sealing and sterilization. Canned food can be used as a substitute at home and can be eaten at any time when needed.
5. Instant coffee: Instant coffee is a kind of food with a long shelf life, which can be preserved for decades. Instant coffee, like cocoa powder, can be preserved without losing nutrition and flavor. Unopened instant coffee can be kept for 2-20 years, while unopened coffee beans can be kept for 6-9 months. During storage, care should be taken to avoid humidity and high temperature.