Things You'll Need:
- Plastic Wrap Refrigerator
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Step 1
Purchase onions without any soft spots. Soft spots are a sign that the onion is already near the end of its freshness.
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Step 2
Find a dry place to store the onion. Humidity causes white onions to spoil at a faster rate.
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Step 3
Make sure the temperature of the storage area is cool. Uncut onions should not be refrigerated, but they should be stored at temperatures below 70 degrees Fahrenheit.
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Step 4
Store uncut white onions in these conditions for up to two months.
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Step 1
Cut a piece of plastic wrap large enough to wrap the entire piece of cut white onion.
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Step 2
Place the cut side of the onion on the plastic wrap.
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Step 3
Wrap the plastic wrap tightly around the entire piece of white onion.
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Step 4
Place the tightly wrapped cut white onion in the refrigerator in the vegetable bin.
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Step 5
Store the cut white onion in the refrigerator for up to four days.







