1, gently wrap it with plastic wrap, isolate it from the air, and put it in the fresh-keeping layer of refrigerator. Generally, this method can last about 1 week.

2. Roll asparagus one by one with a kitchen paper towel and fix it with a rubber band. Spray a little water on the roots with a watering can before freezing in the refrigerator. Remember, don't spray too much Don't touch the water on the asparagus head, or it will accelerate the deterioration!

3. After the asparagus is washed, put cold water in the pot, boil it, gently put it in and blanch it again, then quickly pick it up and put it in cold water with ice cubes. After cooling, you can drain it, put it in a fresh-keeping bag and take it to the refrigerator for quick freezing!

4. After cleaning the glass bottle, add an appropriate amount of water and salt, about one third of the water in the bottle, and 2 grams of salt, then cut off the asparagus root by about 1 cm, gently put it into the bottle, wrap the exposed part of the bottle with a fresh-keeping bag, seal it and put it in the refrigerator for at least 5 days!