So, say you’re chopping a whole bunch of onions. Just a hypothetical here. The tears that accompany slicing and dicing alliums are hard enough, but to add insult to injury, the harsh onion stink clings to your hands—even after a thorough washing.
If you want a much faster way of getting rid of that smell, skip the soap and rub your hands with a spoon.
Source: FS – All – Food – News
De-Stink Your Onion Hands With This Trick