Stove fire cooking storage method: the dug winter bamboo shoots are buried in the fire with shells (the bamboo shoots are soft and have no hard feeling when pinched by hands). Take it out after simmering, put it in a cool and humid place and discharge it vertically. When eating, remove its shell, cut it into thin slices, and rinse it with water to remove the bitterness. Preserve winter bamboo shoots by this method. Sand storage method: Take a wooden bucket or carton, spread wet river sand at the bottom with a thickness of 7-10cm, arrange the tips of intact winter bamboo shoots upward in the wooden bucket or carton, fill the gaps with river sand, then spread a layer of river sand with a thickness of 7-10cm, and move them to a cool and ventilated place for storage and preservation for 30 minutes. Storage and sealing method: take clean winter bamboo shoots and put them into an altar or jar, then cover them with two layers of plastic films and tie them tightly to make it difficult for air to enter; Or take an airtight plastic bag, pack winter bamboo shoots, tie the bag mouth tightly, and put it in a cool and ventilated place. Winter bamboo shoots preserved by this method can be stored and kept fresh for 20-days. Steaming method: remove the shell of the selected winter bamboo shoots and wash them, then cut the big winter bamboo shoots in half, cook them in a steaming rack or a clear water pot until they are 5 ripe, take them out and spread them in bamboo baskets for ventilation, which can keep them fresh for10-15 days. This method is suitable for damaged winter bamboo shoots or winter bamboo shoots eaten in a short time. 30 days Store for 35-45 days.