How to storing fresh blueberries for a long time

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How to storing fresh blueberries for a long time
How to storing fresh blueberries for a long time

Blueberries, like other fruits, need to be preserved so that the nutritional moisture of blueberries will not be lost. So how do store fresh blueberries for a long time?

In the United States, blueberries are essential health food for every family all year round. Americans have the habit of storing blueberries in July every year during the blueberry season, going to blueberry farms to purchase hundreds of kilograms of blueberries to freeze at home for a year’s consumption.

Blueberries are berry-type fruits, which can often only be stored for about 3-4 days in a room-temperature environment. If you buy more blueberries and can’t eat them all at once, you should store them reasonably.

Recommend you to read “How to grow blueberries? From planting to harvesting


HOW TO BUY FRESH BLUEBERRIES?

  1. Check the amount of white frost on the surface of the fruit, blueberry frost more freshness is high, less frost or no frost, blueberry freshness is poor, white frost is obvious, it is recommended not to wash directly eat, to get the best taste and nutrition.
  2. Check the bottom of the blueberry box, if you find a pink liquid, it indicates that there is rotten fruit in the box. Check the surface of the fresh blueberry fruit to see if there is obvious dirt, there is to wash and eat.

HOW TO KEEP FRESH BLUEBERRIES?

It is best to put fresh blueberries in the refrigerator immediately after buying them, the best storage temperature is 1-3°C (33.8-37.4°F). They can be kept for 5-7 days. If you want to eat fresh blueberries, do not put them in the freezer below 0°C (32°F).

It is not recommended to wash blueberries with water and then put them in the refrigerator, because water can easily make blueberries rot, so keeping the blueberries dry is the best way to extend the shelf life of fresh blueberries.

Fresh blueberries should also be kept below 10°C (50°F) during transportation. However, the fruit must go through a pre-cooling process to remove the heat from the field fruit in order to effectively prevent rotting by dropping from field temperature to below 10°C (50°F).

The main ways of pre-cooling are vacuum cooling, cold water cooling, and cold air cooling.


CAN FRESH BLUEBERRIES BE FROZEN?

Fresh blueberry fruit should be frozen after buying a home, if you can’t finish it on the same day, it should not be refrigerated for too long, if you find any deteriorated fruit when refrigerated, you should pick out and throw it away.

The way to store larger quantities of fresh blueberries is to divide them into three parts.
A part set aside 1 to 2 days to eat the amount of room temperature storage is not refrigerated.
A portion to take out the 7-day eating amount to be refrigerated at 0-2°C (32-35.6°F).
A portion is directly frozen at -18°C (-0.4°F) for long-term storage.

Blueberry fresh fruit ripeness and make different refrigerated preservation time is also different, in the refrigerated if found in the deterioration of the possibility to promptly turn into frozen.

It is recommended to seal blueberries with plastic wrap when refrigerating and freezing to prevent moisture loss or taste conspiring with other foods.

Frozen fruit in thawing 10 to 20 minutes after the direct consumption of the best taste, it is recommended to eat how much thawing, thawing, and then freezing, can lead to poor taste.

Blueberries can be frozen, blueberries can be flash-frozen for preservation, flash-frozen blueberries are picked fresh blueberries, immediately into the flash-frozen tunnel or flash-frozen cold storage for freezing, and then the formation of very small ice crystals, which will not damage the cellular tissue of blueberries, but also to ensure the taste and flavor of blueberries, as well as to allow the flash-frozen blueberries can be preserved for a longer time. Quick-frozen blueberries are better than good in transportation, storage, shelving, and freshness.

Blueberry cold storage is mainly built in the blueberry planting base and other areas used to freeze and preserve blueberries after picking, low temperature freezing can fully preserve the taste and nutritional value of blueberries, suitable for children and pregnant women’s long-term consumption.

The best freezing temperature of blueberry is around 1℃~3℃ (33.8-37.4°F), if you want to store for a long time, you can use quick-freeze to preserve the blueberry in the market, there are many of them currently use quick-freeze storage method.

The fresh blueberry fruit picked from the blueberry tree has a layer of white frost on the exterior, which is an important source of aroma and nutrition of blueberries, so how to preserve the fresh blueberries bought?

Storing fresh blueberries

HOW TO EAT BLUEBERRIES AFTER FREEZING

Edible method 1
Open the bag and eat, no need to wash, thaw 30 minutes after direct consumption of the best taste, thawing more than 1 hour will affect the taste.

Thawed blueberries are cold and pleasant, and have a special flavor than the fresh blueberry fruit. It is recommended that after thawing once consumed, thawed and then frozen will affect the taste.

Serving method 2
Frozen blueberries can also be made into freshly squeezed juice, jam and blueberry snacks, etc.

Freshly squeezed blueberry juice: take 100g of frozen blueberries, use a blender to break up, the pulp and seeds are all retained, the taste is rich, then add the right amount of pure water, and finally add honey to taste.


CONCLUSION

Blueberries have different levels of ripeness and different shelf life.

But generally in a room temperature environment, blueberries can be kept for about 3-4 days. To extend its freshness time, it is better to move it to the refrigerator for preservation.

It should be noted that the blueberries in the refrigerator, best can be sealed and do not wash with water so that the freshness period can be extended to about a week.

Title: How to storing fresh blueberries for a long time
Source: ThumbGarden
Link: https://www.thumbgarden.com/storing-fresh-blueberries-for-a-long-time/
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