2, chestnuts spread out to release water vapor. Chestnuts must release heat and steam before preservation, which is more conducive to preservation.
3. Hide it in the sand. You can put chestnuts in a glass bottle first, and then bury the bottle in the sand, about 30 cm from the ground.
4. Wrap it in a paper bag and keep it. Chestnuts are packed in kraft paper and tied, but the preservation time is not long, just two or three days.
5. Vacuum packaging and storage. Put the boiled chestnuts in a vacuum bag, which can be preserved for a long time.
6. Freeze in the refrigerator. Chestnuts are directly frozen in the refrigerator; Take it out and steam it when you want to eat it.
7. After the chestnuts are wrapped, freeze them. Wrap the cooked chestnuts and freeze them in the refrigerator.
8. Make chestnut cake, or save it after cooking. After cooking delicious dishes, you can freeze them and take them out for heating when you want to eat, but it is best not to freeze them for more than a week.