Why do you cry when you cut onions? What is the trick to not cry when you cut onions?

Some people can't stop crying when cutting onions, because the volatile gas of onions can irritate the eyes. So why do you cry when cutting onions? How can you prevent tears from irritating your eyes when cutting onions? Let's take a look!

Contents of this article

1. Why do we cry when we cut onions?

2. What is the trick to cut onions without crying?

3. Why do some people not cry when cutting onions?

Why do you cry when you cut onions?

Onions themselves contain amino acids called onions. Once the onion is cut and the cell walls are destroyed, the amino acids will be converted into volatile chemicals, forming irritating gases that are released into the air. Once they irritate the eyes and nose, they will produce a tear reaction. This is why you cry unconsciously when cutting onions.

What is the secret to cutting onions without crying?

1. Soak in hot water or heat in a microwave. Before cutting onions, soak them in hot water for three minutes, or heat them slightly in a microwave, so that you won't cry when you cut them.

2. Use cooking oil or carrot to clean the knife. Before cutting onions, soak the onions in cold water and clean the knife with salt or carrot.

3. Soak in cold water. Cut the onion in half and soak it in cold water before cutting. You can also put a basin of cold water next to the cutting board and dip the knife in the water while cutting.

4. Cut after freezing. Cut the onion in the middle and put it in the freezer for 3 to 5 minutes before cutting it.

5. Breathe through your mouth. When there is no ventilation, before cutting peppers, you can block your nostrils with cotton balls and breathe through your mouth, so that the smell of onions will not pass through the nerves of your nose and you will not cry.

Why do some people not cry when cutting onions?

1. It’s related to onions. Some onions are spicy and can easily make you cry, while some onions are not particularly spicy and are not likely to make you cry.

Second, related to the cutting method, the methods to prevent tears are:

1. Before cutting onions, soak the kitchen knife in cold water for a while, so that you will not shed tears due to the irritation of volatile substances when cutting.

2. After cutting the onion in half, soak it in cold water before cutting to reduce the spiciness.

3. Soak the onion in hot water and boil for 3 minutes before cutting.