To preserve the edibility of food, it is necessary to store it properly. Indeed, food must be well preserved to maintain its taste and nutritional properties. What are the best preservation methods? I invite you to discover them in this article.
Heat Preservation
It is possible to preserve your food well using heat. In fact, this technique is the most commonly used. It allows for long-term preservation. Thus, you can preserve by heat in several different ways.
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Pasteurization: this involves the destruction of pathogenic microorganisms and spoilage. Essentially, this technique consists of subjecting food to a temperature between 85°C and 100°C and then rapidly cooling it for a specified duration. It helps to preserve even the flavor of the food.
Sterilization: this involves the destruction of all microbial forms in food. This will allow for stability at room temperature.
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Ultra-high temperature treatment: this method consists of raising the temperature above 135°C for a few seconds and then cooling it immediately. The preservation would be at room temperature and long-lasting.
You can also try the method of canned and semi-preserved foods.
Cold Preservation
Cold has the ability to develop microorganisms and slow down cellular activity and enzymatic reactions. When cold-stored food returns to its favorable temperature, the microorganisms present resume their activity. This is how cold helps limit food spoilage and extends its shelf life. You have several methods to choose from:
Refrigeration: this involves lowering the temperature to extend the shelf life of food.
Freezing: this refers to lowering the temperature of food to solidify the water it contains.
Flash freezing: this method consists of freezing fresh and healthy food by lowering its temperature.
Atmosphere Modification by Vacuum Packaging
This food preservation process is done using a machine. This machine is called a vacuum packaging machine. Click here for more information JeConserve.fr.
Indeed, this method helps reduce the amount of air and the action of oxygen on food. By doing this, you prevent the development of microorganisms whose proliferation is the basis for food spoilage and degradation.
That said, packaging in a modified atmosphere in a sealed package allows for long-lasting and effective food preservation.
Remember that all these techniques are effective for the long-term preservation of your food supplies.