Cashew nuts, as a kind of nuts, are generally processed and preserved for a long time, which is similar to the shelf life of torreya grandis and walnuts. Storage time generally needs to be sealed in a cool, dry and ventilated place, and cashews can be stored for about one year.

However, it should be noted that cashews need to be moisture-proof, high temperature-proof and strong light-proof during storage, otherwise it will easily lead to deterioration. Cashews can only be stored for a few months if they are not stored properly.

Can cashews stored for three years be eaten? No, they can't.

Cashews that have been stored for three years have basically gone bad. Not only will the texture dry, but the nutrition will be lost, the color will get old, and the original cashew flavor will be gone. This kind of cashew nuts tastes bitter and musty, with little oil and nutrition.

It may also contain a large number of fungi or bacteria, which may cause digestive symptoms such as nausea, vomiting, abdominal pain and diarrhea after eating, and may also induce digestive tract ulcers, fatty liver, liver cancer, gastric cancer and other diseases after long-term consumption, so cashews preserved for three years cannot be eaten.

Can cashew nuts be poisoned if they are eaten after expiration? It's possible.

Cashew nuts will generally start to breed certain molds and bacteria after expiration, and the ingredients such as fat and protein will deteriorate; Another is the fatty acid in cashew nuts, which will produce aldehydes, ketones and other components after decay and deterioration. It has a certain bitterness and toxicity, and it is easy to pose a threat to human health after eating, and even lead to poisoning in severe cases. Therefore, cashew nuts may cause poisoning if they are eaten beyond the time limit.

4 How to judge whether cashew nuts have expired? If it is black or other colors, high-gloss cashews and yellow nuts are not recommended. Such cashews are likely to have expired.

Secondly, when buying cashews, put some cashews under your nose and smell them. Generally, expired bad fruits have a bitter, hemp, pungent and unpleasant smell, while fresh cashews have a special flavor.

Finally, there are cashews of the same size, the heaviest of which is the best. If it looks big, but it is light in your hand, it means that the water in cashew nuts is less or dry or rotten.