Today I found out why onions make you cry. Onions, along with many other plants in the Allium species (garlic is another popular one), absorb sulfur from the soil.  When onions are chopped, it ends up breaking cells within the onion, which releases certain enzymes.  These enzymes then react with the sulfur, creating amino acid sulfoxides.  These, in turn, create … Continue reading Why Onions Make Your Eyes Water