How do you preserve pickled onions?

Answer 1

The vinegar is an acid and therefore kills off most bacteria.

Answer 2

it is easy get some onions of your choise and put theme in a jar fill the rest of the jar with vinegar put the lid back on and age it half a month is ok but the longer you keep it in the jar the stronger they are

Answer 3

because they are pickled Pickling reduces the pH of the cucumber which also reduces the enzymatic and bacterial activity that would make the cucumbers spoil. If it is not a refrigerated pickle, it has probably also undergone some type of heat treatment.

Answer 4

They are pickled to preserve them and also because many people enjoy the sour taste.

Answer 5

The vinegar that pickles the onions is a natural preservative that prevents the growth of bacteria that break down the onions.

Answer 6

it kills bacteria and stop the onions going off.

Answer 7

The acid in the vinegar suppresses the growth of microorganisms and the liquid covering prevents contact with air and drying out.