I will never cry chopping onions again after learning this trick onions making You Weep like it's a sad movie marathon here's a simple hack to keep those tear in check first up chill your onion in the fridge for about 15 minutes before cutting cold onions release fewer tear inducing chemicals next grab a sharp knife dull knives can crush the onion cells and make you cry even more now cut off the top of the onion but leave the root intact slice the onion in half from top to bottom peel off the skin and place the flat side down make vertical cuts from the top without cutting through the roof turn the onion and make horizontal Cuts voila perfectly chopped onions without the Waterworks give it a try and say goodbye to onion tears forever happy cooking