Why are pickles preserved by adding salt and oil?
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Adding Salt to the pickle is very important because it provides way to help lactic acid bacteria defeat the microbial race. ... The salts act as preservatives in pickles as it checks the growth of bacteria. So, it should follow the proper concentration of salt added in the pickles.
The salt, aids in controlling the fermentation process. In this process, a touch of vinegar can be added for flavour and also to prevent the growth of undesirable microorganisms. Oil is a popular medium used for preserving pickles in our country as it simply seals off the air from the item that is being pickled.
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35
salt is added inorder to remove the water content and oil is added to protect the food fron under going rancidity
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