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Close-up of a sharp chef's knife slicing through an onion to minimize gas release.

How Can You Avoid Crying While Cutting Onions?

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Crying while chopping onions is a chemical defense mechanism, but it can be easily prevented. Discover the science of why onions irritate your eyes and learn the most effective, pro-chef-tested methods to stop the tears—from temperature control and knife sharpness to the one physical barrier that never fails.