Why do onions make you cry? You’re in the kitchen making gazpacho, whipping up some French onion soup or prepping a smorgasbord of burger toppings. You grab an onion, slice in and, within seconds, your eyes begin to burn and tears spill down your cheeks. Onions contain a chemical compound and an enzyme that mix to release an irritating gas when the onion is cut. This helps keep the bulb from getting eaten by animals as it grows in the…
