Can winter jujubes be frozen for preservation?
This article provides an overview of the experience related to whether winter jujubes can be frozen for preservation. Let's find out the details below.
Can winter jujubes be frozen for preservation?
Winter jujubes can be frozen, but it is not recommended. The suitable storage temperature for winter jujubes is between 1-3 degrees Celsius, while the temperature in a regular freezer is around -10 degrees Celsius, which is quite low. Placing them in the freezer will harden the flesh, resulting in a poor texture, and also cause a significant loss of moisture and nutrients. It is best to store winter jujubes in the refrigerator, where the temperature is typically around 0-8 degrees Celsius, which is more suitable for preserving them.
Winter jujubes are a common fruit that contains a high amount of water, glucose, fructose, and sucrose. If left for a period, they can become infested with bacteria and rot, so they should be stored in the refrigerator.
Frozen storage of winter jujubes
Winter jujubes can be frozen, but it is not recommended. The suitable storage temperature for winter jujubes is 1-3 degrees Celsius, while the temperature in a regular freezer is around -10 degrees Celsius, which is quite low. Placing them in the freezer will harden the flesh, resulting in a poor texture, and also cause a significant loss of moisture and nutrients.
How long can winter jujubes be stored in a cold storage warehouse?
The optimal temperature for storing winter jujubes in a cold storage warehouse is 0°C to 1°C, with a relative humidity of 90% to 95%. Using this method, winter jujubes can still maintain their original quality after 4 months of storage, with no significant difference in taste, texture, and color.
Freezing or refrigerating in the refrigerator
Winter jujubes are best stored in the refrigerator. The temperature in the refrigerator is usually around 0-8 degrees Celsius, which is more suitable for preserving winter jujubes and can inhibit bacterial growth to some extent. The refrigerator also contains more moisture, which can maintain the freshness of the winter jujubes, generally keeping them fresh for about 2-3 weeks, or even up to a month or more if stored properly.
Methods for storing winter jujubes
1. Selecting winter jujubes
When purchasing winter jujubes, it is important to select them carefully, removing any that have surface damage, black spots, or wormholes to prevent them from infecting other fresh jujubes during storage.
2. Storing in the refrigerator
Winter jujubes are usually stored in the refrigerator. Place the fresh and intact winter jujubes in a plastic bag, leaving a small amount of air inside, then seal the bag and place it in the refrigerator at a temperature of 0-4 degrees Celsius to keep them fresh for longer.
3. Storing in a cool, shady place
If there is no refrigerator at home, you can place the winter jujubes in a保鲜 bag or保鲜 box and put them in a well-ventilated, cool place at home to maintain their freshness.
The above information is related to whether winter jujubes can be frozen for preservation, hoping it brings a bit of help to your life!