1, air-drying preservation: chestnuts immersed in a bucket of cold water, the water over the chestnuts, soaked for 7 to 10 days after the fish out, in a bamboo basket, hanging high in the ventilation, so that it is naturally air-dried. In this way, let the chestnuts air-dried can greatly improve the shelf life of chestnuts. Soak the chestnuts in water for three to seven days to effectively kill the bacteria and eggs, and then fished out and dripped dry, and then preserved will not be easy to be bad. If you add a small amount of bleach (five parts per million concentration is enough), the effect will be even better.

2, ventilation preservation: fresh chestnuts in a cool, ventilated place, fresh chestnuts spread out, do not stack chestnuts, as long as you can ensure that the chestnuts ventilated, then, save a month or two is no problem.

3, bag air-drying: fresh chestnuts with containers spread out in a cool ventilated place to dry for 2 to 3 days, and then loaded into a cloth bag, cloth bags breathable, never use plastic bags. Hanging in a cool, ventilated place, shaking the bump 1 to 2 times a day. This method can generally make the chestnut storage 4 months long.

4, refrigerated preservation: fresh chestnuts in the sun for about a day, and then peeled off the shell into a plastic bag to tie the mouth into the refrigerator after the refrigerator can be, so you can also improve the preservation of time, but pay attention to the chestnuts must be removed from the shell to save the Oh.

You can also use another method: add 1 tsp of salt to cool water and soak the chestnuts for 3-5 minutes for simple sterilization. After soaking and then rinsed with cool water, drying 1-2 days, to be shaken when the chestnuts will sound, you can use a plastic bag, tie the bag tightly, and put it into the refrigerator freezer storage. This method can store chestnuts for more than a month, and after such treatment of chestnuts, meat sweet and crisp.

5, wood chips mixed storage preservation: fresh chestnuts mixed with wood chips, remember the top layer and then covered with some wood chips, will be placed in a cool ventilated place for preservation, in this case can also be saved to a period of time.

6, sand preservation: a large number of chestnuts can be buried in sand. Put the sand into the container, the bottom layer of sand, put a layer of chestnuts on the sand. Then cover a layer of sand, cover the sand, and then put a layer of chestnuts, and so on, will be chestnuts put after the last layer of sand. Spray water at intervals to keep the sand moist. The amount of water sprayed should be moderate, in order to preserve the moisture of the chestnuts, which is the reason why the sand is used to separate the chestnuts, but the water should not be too much, too much will lead to the chestnuts rotten.