Question

How can food be preserved by adding oil and vinegar?

Answer 1

Pickling is a process of preserving or expanding the lifespan of food by either anaerobic fermentation in brine or immersion in vinegar. In east Asia vinaigrette ( vegetable oil and vinegar, ) is also used as a pickling medium. The food that are pickled include meat, fruits eggs, and vegetables
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Answer 2

Pickling is a process of preserving or expanding the lifespan of food by either anaerobic fermentation in brine or immersion in vinegar. In east Asia vinaigrette ( vegetable oil and vinegar, ) is also used as a pickling medium. The food that are pickled include meat, fruits eggs, and vegetables

Hope it helps