When you ’re in the middle of cooking your favoriterecipe , it ’s annoying to have to take a breach from chop onions . But how else can you stomach the bust - get vegetable ? It work out there are several thing you may do to prevent onion from making you cry .
Before learning how to cope with the unpleasant side - effect , it help to understand why cutting onion triggers tear in the first place . Onions germinate a chemical defense chemical mechanism toturn offpredators . When the allium ’s tegument is pierced , it releasessulfenic acid . The acid reacts with enzyme in the veg to produce syn - propanethial - S - oxide accelerator . The natural gas then get hold of your eye , where it interacts with the wet that by nature occurs there to give rise sulphuric acid and other irritants ; we begin tearing up to get disembarrass of the substances .
The proficient solvent prevent the onion ’s gases from rising so quickly . Many expert suggest usingcold water . Running an onion under the tap while peel off it is one mode to avoid tears , but it can get messy . Another option is to pop out the vegetable in the fridge for30 minutesbefore cutting it .

Why do moth-eaten temperatures crop ? As Eric Block , author ofGarlic and Other Alliums : The Lore and the Science , explain toNPR , “ Molecules of any sorting tend to move faster when they ’re hot and dull when they ’re nerveless — so by chilling the Allium cepa , you ’re ensuring that the irritating chemical substance do n’t rush up to your boldness all at once . ”
There are other ways to combat the payoff . Food & Wineadvises tot a minuscule citrus juice or acetum to change the pH grade of the enzymes and make them easier to brook . Using a shrill knife ensures fewer cells will rupture , and therefore , few enzyme will escape .
You may have been told to weargoggleswhile reduce onions , but they could be deficient . Although your eye are protected , the onion ’s glow gasses will still get into your mouth and olfactory organ , causing discomfort .
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