… And the absolute worst berth to store onions — unless you require them to spoil faster .
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We care to conceive of a few item as the elements of our cookery “ capsule wardrobe ” in the Test Kitchen . In other words , we merge and match these components to add savor and aroma or to assist balance a saucer . In addition to gamboge , saltiness , olive oil , butter , and garlic , one key preparation capsule wardrobe particular is the humble onion .

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For everything from trendyOne - Pot French Onion PastaandFrench Onion Chicken Casseroleto timeless conception like crunchyonion ringsandcaramelized onions , we always have a steady supplying of onion plant on hand . To ensure that ’s the case , we stockpile up in large pot and we ’re vigilant about how to stack away our alliums to help oneself them stay invigorated and flavorful for as long as possible .
forrader , tally a refresher about how to store onion — which varies base on thetype of onion — learn when to wash them and if you may freeze onions , and to discover the biggest onion plant memory board mistake so you may guide clear and store smartly .
How to Store Onions
If you ’ve brought your onions home from the grocery fund orfarmers marketin a plastic produce bag , the first step is to remove and discard that bag .
“ Non - ventilated containers like plastic bags restrain airflow , which in turn , results in a shorter ledge animation , ” says Sarah Brekke , M.S.,Better Homes & GardensTest Kitchen brand manager . On the flip side , “ mesh bags are the perfect matter for store onions , ” and baskets that allow for airflow also work .
You might be charm to lave the onions after bestow them in from yourgardenor as you transfer marketplace - source onions from their pliant bag to a mesh bag or basket . However , it ’s important to deliver this step for later . Simply brush off any with child pieces of dirt .
If you wash in progress , “ the fragile layer of skin will become saturated and the onion plant will quickly bollix up , ” Brekke warn . “ The papery skins on the onion plant do a pretty just Book of Job of protect the form from grunge , bacterium , and mold spores . ”
computer memory onions whole , unclothe and all , and keep start the shedding and rinsing until just before you plan to use them .
Now that your whole , dry onions are in their mesh cup of tea or basketball hoop , keep these tips from Brekke and theNational Onion Associationfor how to store onions in psyche :
The steering above about how to store onion pertain to most bulb onion , include shallots as well as violent , yellow , lily-white onions . There are a few other variety of Allium cepa that get along with their own care instructions :
The Biggest Onion Storage Mistake to Avoid
There are certainfruits and vegetables you should never store together ( unless you want them to fuck up faster ) . This is due to ethene , a gas pedal that certain produce item like onion naturally emit and that other fruits and veggies can be sensitive to . When sure saucy food are stored close together , the presence of ethylene can speed up the ripen — and spoiling — summons .
As a issue , Brekke think that the biggest mistake you could make when store onion plant is placing them near things like apples ( for the icebox - stored types of alliums ) or potatoes ( for onion continue in a coolheaded , ironic place ) , both of which are sore to theethylene that onion produce .
“ We advocate storing these items on separate shelves in your buttery or have them separated by at least a few foot for ample flow of air , ” Brekke says . In the fridge , keep ethene - producers in a different crisper draftsman than ethylene - sensitive items like bananas , broccoli , citrus fruit , melon vine , and stone yield .
Can You Freeze Onions?
If you ca n’t make it through your onions before the storage “ expiration engagement ” refer above , you might be wondering , “ can I freeze onion ? ” You wager , Brekke says , add that onion can be frozen for 6 to 12 months .
“ Allium cepa are one of the vegetable that freeze well without needing to be blanched first , ” she adds .
Due to the high water supply content of onions ( about90 % ) , the structure of the vegetable will moderate after being frozen . For this intellect , our Test Kitchen expert do n’t recommend freeze whole onions or large chunks or wedge — and do urge being savvy about how you practice onions you ’ve put on ice . Frozen onions are best put to use in cooked recipes likesoupsandstews , pastas , casseroles ; no motive to thaw . Stick with fresh onion plant for raw looker , such asceviches , salsas , salads , andpickles .
For the best results when freezing onions , lavation , peel , then slice or chop the onions , selecting your weakened trend based on what formula you might eventually use them in . channel the pieces to a zip - top storage bag . Press out as much aura as possible , sealskin , then recording label and date the onions before put in them in the freezer .
How to Tell if Onions are Past Their Prime
If your onions have any of these signs of spoilage , compostor throwing away them ASAP to reduce the hazard of the rest of your onion stock deteriorating more quickly , too :