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How to properly prepare for refrigeration
First of all, the berries for freezing should be ripe but not overripe, not damaged by rot, well washed, the report says.
It is recommended to freeze and store the berries at a minimum temperature of -18ºC. It is advisable to spread the dried berries in the freezer in a layer so that they do not stick and freeze faster. After about 30 minutes. Frozen berries can be packed in special bags or boxes suitable for refrigeration. When a thin layer is frozen, the freezing process is fast, then the crystallization of water molecules is done slowly, it does not tear the cells, so the thawed berries remain healthy, suitable for decoration.
Specialists do not recommend placing boxes or bags with products at room temperature in the freezer. It will take 24 hours for the berries to freeze in the jar, and the berries will freeze in a lump due to the rapid crystallization of water molecules. When you want to thaw, the berries will lose their shape. Freezing at the wrong temperature results in the formation of large water crystals in the cells, the breakdown of cell walls, and the nutritional value of the product.
Fully frozen berries are best stored in tightly closed containers, polythene packets, or aluminum foil. Before sealing the package, it is necessary to squeeze out the air and leave a space of about 1 cm for a possible expansion of the products.
All berries are suitable for freezing. Soft Berries – Strawberries, strawberries, raspberries, blackberries, and blueberries are frozen unwashed. It is better to freeze different types of berries separately.
How to defrost berries
It is recommended to defrost as many berries as you plan to consume at the same time. It is not possible to refreeze already thawed berries, as thawing accelerates microbiological processes, which can make such products unsafe for consumption.
Defrosting can be performed both in the original packaging when stored in the refrigerator, as well as it is possible to use the microwave defrost function or defrost when stored at room temperature.
Before putting berries in the freezer, it is helpful to mark the date on your storage bag or container, as all foods have a different shelf life, even if stored in the freezer. According to experts, frozen berries should be eaten during the season until next year’s harvest, that is, within 6-8 months. from its freezing.
Thawed berries stored in the refrigerator should be eaten within 24 hours. defrosting.
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