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canned food They are one of the most common products in any kitchen due to their convenience and long life. Tuna, mussels, sardines, corn, olives or peppers are just some of the foods that are frequently consumed in this format.. However, many times the entire contents of a can are not used in a single recipe and it is common to store the rest directly in the refrigerator in the same container.
As the doctor and head of the Emergency and Hematology Service, Manuel Viso, explains on social networks, this very common gesture is not recommended. The specialist warns that leaving an open can in the refrigerator can pose a risk for food quality.
As detailed, When the can is opened, the inner lining is exposed to oxygen. This can cause chemical reactions between the metal of the container and the foodwhich could alter its flavor or even cause small amounts of metal, such as aluminum, to pass into the contents.
Given this situation, The doctor recommends a simple solution: transfer the leftover food to a glass container or a tightly closed container. before storing it in the refrigerator. This way it is better preserved and prolonged contact with the metal of the can is avoided.
Also, remember that the cans have a best before date and what if before opening them If they show signs of rust or knocks, the most prudent thing to do is to discard them.
In case you want freeze the content of a preserve, Viso also He advises against doing it inside the can itself. The liquid can expand with the cold and damage the container. Therefore, the recommendation is once again the same: transfer the food to an airtight container or a bag suitable for freezing before storing it.
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