Content
- 1 Is it possible to freeze blueberries
- 2 Benefits of frozen blueberries
- 3 How to properly freeze blueberries
- 4 A quick way to freeze blueberries
- 5 How to freeze whole blueberries in the freezer
- 6 Freezing blueberries with sugar
- 7 How to freeze blueberry puree
- 8 What can be made from frozen blueberries
- 9 Shelf life and defrosting rules
- 10 Conclusion
Freezing blueberries in the refrigerator for the winter can extend their beneficial properties for a long time. This will allow you to use the berry not only in season, but also in winter. There are several ways to freeze a product, each of which differs in certain nuances.
Is it possible to freeze blueberries
It is best to eat blueberries fresh. But due to the shortened shelf life, it is often frozen. This does not affect the composition and taste of the product. The storage time when frozen is increased by an average of six months. Frozen berries should be defrosted before use. The only way it will differ from fresh berries is the lack of elasticity.
Benefits of frozen blueberries
If the freezing process is carried out in accordance with the norms, the beneficial properties of frozen blueberries are preserved. The frozen berry contains the following components:
- amino acids;
- calcium;
- vitamins of groups E, B, PP, C, A and K;
- phosphorus;
- magnesium;
- potassium;
- iron.
Blueberries are good for people of all ages. Due to the content of antioxidants, it has a general strengthening effect on the body and contributes to its rejuvenation. The abundance of vitamins in the composition makes it a valuable immunomodulatory agent. The most pronounced beneficial properties of the product include the following:
- normalization of the genitourinary system;
- improving the function of the digestive system;
- prevention of the development of malignant tumors;
- antipyretic effect;
- increased blood clotting;
- protection against radioactive radiation;
- normalization of visual function;
- stimulation of metabolism;
- strengthening the walls of blood vessels;
- prevention of iron deficiency anemia.
The product can be used as part of a dietary diet. The calorie content of frozen blueberries is only 39 kcal per 100 g. BJU 100 g of berries are as follows:
- proteins - 1 g;
- fats - 0.5 g;
- carbohydrates - 6.6 g.
How to properly freeze blueberries
The quality and useful properties of the product depend on how to prepare it for freezing. Berries should be picked in sunny weather. It is advisable to be careful not to deform the fruit. If they were purchased from a store, they are sprayed with a stream of cool water before freezing.
Dry the berries on paper or waffle towels. The first option is more preferable, because difficult to remove stains can remain on the fabric. The main condition for high-quality freezing is that the berries must be absolutely dry. The berries are laid out on trays in layers of no more than 2 cm. The freezing process takes place in 2 stages. First, the berries are exposed to low temperatures when unfolded, and then they are transferred to a container for further storage.
A quick way to freeze blueberries
The easiest way to freeze is to store the berries in trays or plates. This option is suitable if there are few berries. There is no need to wash the blueberries before sending them to the freezer. The stages of freezing are as follows:
- The berries are sorted out and laid out on a flat plate in one layer.
- Plates are placed in the upper section of the freezer for 2 hours.
- After the specified time, the blueberries are poured into a plastic bag and closed, having previously released the air.
How to freeze whole blueberries in the freezer
This method of freezing is suitable if deep containers and cling film are available:
- The bottom of the container is covered with foil. Lay out a layer of berries on top.
- The film is again pulled over the blueberries, and the berries are stretched over it.
- The container is closed with a lid and placed in the freezer.
The advantage of the freezing method is the ability to fit a large number of berries into the container. There is no need to transfer the product after the first stage of freezing. It is stored in the container in which it is frozen.
Freezing blueberries with sugar
This freezing method will require a large amount of granulated sugar. Sugar-frozen blueberries are often used to make desserts, compote and jams. The freezing algorithm is as follows:
- The product is placed in a deep saucepan and covered with sugar. Stir the contents of the pot gently with a silicone spatula.
- The berries are transferred to a plastic container and covered with a lid.
- The container is placed in the freezer, where it is kept as long as needed.
It is important that the container is closed as tightly as possible. This will prevent the berry from absorbing extraneous odors.
How to freeze blueberry puree
Blueberry puree is perfect as a filling for baked goods. It is made with added sugar. For 1 kg of berries you need 250 g of sugar. The puree is frozen as follows:
- The components are ground in a blender until a homogeneous consistency is obtained.
- The resulting puree is transferred to a plastic container.
What can be made from frozen blueberries
Frozen blueberries are widely used in cooking. It is good because it can be used to prepare various dishes even in winter. Before use, the product must be thawed at room temperature. Most often, frozen berries are prepared:
- cocktails;
- baked goods;
- berry juice;
- sauces;
- liquor or wine;
- compote.
As part of sauces, the berry goes well with meat dishes. It is also often used for alcoholic and non-alcoholic beverages. In addition, the product can be used to make preserves or jams in winter.
Shelf life and defrosting rules
Blueberries are one of the few foods that can tolerate freezing well. With the right approach, it does not deform and does not let juice out. At the same time, all its valuable properties are preserved. The average storage temperature is -18 ° C. The storage period is 1 year.
Conclusion
Freezing blueberries in the refrigerator for the winter is a snap. The process of preparing the main ingredient does not take much time. It is advisable not to use the product in a severely frozen state. You need to give him time to defrost.
