Onion how not spicy eyes how to cut

Onion how not spicy eyes how to cut, onion is a common food in our life, both raw and cooked food are delicious. And onions are rich in nutritional value, efficacy and function, but onions are easy to spicy eyes, then onions how not spicy eyes how to cut?

Onions how not spicy eyes how to cut 1

1, cut onions in running water. Cutting onions in running water, so that you can control the volatilization of gas inside the onion, but although this does not stimulate the eyes, it is a waste of water. This trick is not recommended.

2. Chill the onions in the refrigerator. Before cutting the onion into the refrigerator to refrigerate, 5-10 minutes after taking out and then cut, the irritating odor will evaporate a little less, and then cut the tears will not be.

3, chewing gum. The lower eyelid near the bridge of the nose has a small hole, it and the bridge of the nose, throat, used to discharge excess tears. Cutting onions when the spicy gas makes the eyes stimulated, the lacrimal gland secretion of tears increased. When chewing gum, the upper and lower jaws keep opening and closing, which creates a negative pressure inside to suck the tears through this small hole into the mouth. In this way, there is no excess tear fluid in the eyes will not flow tears.

4, bite chopsticks. Cutting onions, chopsticks across the mouth, so that tears will not flow out, because the chopsticks will be dry in the mouth, the body will secrete saliva, and cut onions out of tears compared to saliva will be the first to flow, so it has the effect of inhibiting the flow of tears.

5, soak the onion in cool water. If you don't go into the refrigerator, remove the head and tail of the onion, cut it in half and soak it in cool water for 10 minutes to have the same effect.

6. Microwave for 20 seconds. Before cutting the onion, put the onion into the microwave oven for 20 seconds, please wrap the onion with plastic wrap to heat, heating is said to make the stimulating ingredients in the onion deterioration.

7. Wear swimming goggles to cut onions. Swimming goggles are better for closing the eyes, so that no irritants evaporate into the eyes when you cut the onions.

8, cut onions with a moist knife. Cutting onions with moist knives is also a good way to cut the knife in the cut often wash the knife with water before cutting. Before cutting onions, it is best to smear some vegetable oil on the kitchen knife, so that it does not flow when cutting.

9, light a candle next to the cutting board. Cutting onions can point a candle next to the cutting board can reduce the irritating odor of onions. The effect is good! Cutting onions on the cutting board put a spoonful of salt, it will not be spicy eyes.

10, stuffed paper towels. Although not very elegant, but it is the simplest ` secret, please to the nostrils into the paper towel it, because onions in the irritating ingredients into the nose can irritate the eyes, stuffed nose can prevent the irritating ingredients into the body.

onion how not spicy eyes how to cut 2

1, warm water soaking method. Is to remove the skin of the onion cut in half, into the 50 degrees of warm water soak 5 minutes on the line, and then cut it will not be so hot eyes, because warm water will take away part of the irritating substances, the effect is immediately effective;

2, microwave heating method. Put the onion into the microwave oven to heat 30 seconds, and then cut the eyes will not be spicy, because the irritating substances within the onion is not heat-resistant, easy to change the nature of the heating, cut onions will not be spicy eyes;

3, fast freezing method. It is the onion into the refrigerator freezer fast freezing for about 1 minute, and then take out the cold quickly cut, it will not be spicy eyes, because the irritating substances within the onion after freezing is not easy to volatile, the test is effective.

Why does cutting onions cause tears?

Why cut onions tears is not simple, contains three reactions to the formation of the irritating odor, as follows:

Because the onion in the cut will release a substance enzyme, called alliinase, and it is released will be preferred to react with amino acids within the onion, the amino acids will be converted to sulfuric acid, which is a small molecule, will be rearranged to form a sulfonic acid. The molecules will rearrange themselves to form thiopropanal-s-oxide, or SPSO for short, and the substance can be directly volatilized into a gas that disperses into the air, eventually irritating our eyes and causing natural tearing.

What are some other ways to cut an onion that seem useful but aren't so practical?

1. Chewing gum method. This is before and including now there are people touting a cut onion not spicy eyes method, in fact, your own test will find that the effect is not so effective, although it is said that in the cut onion open mouth can really distract mucous membrane stimulation, but also just distraction, and can not be done not spicy eyes, just feel a little bit better;

2, wearing sunglasses method. To be honest, this practice is good, actually cut onion effect is not great, one because wear sunglasses and can not completely isolate the eyes and irritating gas contact, just stimulate the contact area less, two is to wear sunglasses itself can not be dispersed body reaction, spicy to the eyes of the tears will still be tears, just irritation will be lower only;

3, the nose stuffed with paper law. This practice can be said to be a little ridiculous, there are many people try or believe, in fact, cut onions have been repeatedly emphasized that the stimulation of the eyes, ask you to block the nose and the eyes stimulated by what relationship, is not the nose to block the irritating gases will not run to the eyes to stimulate it, this is clearly unscientific, the test must be open mouth breathing in order to slightly reduce the stimulation, or no effect and The first thing you need to do is to get a good deal on your own.

How to cut the onion how not spicy eyes how to cut 3

1, the knife will be dipped in water

cut onion before you can dip the knife in water, because the onion contains irritating substances are soluble in water, so with the knife dipped in water to cut the onion, you can reduce the irritating gases of the volatilization, to avoid the tears.

2, soak the onion in warm water

Before cutting the onion, remove the skin, and then cut it in half, place it in warm water and soak it, about 5 minutes after you can take it out, because the warm water can remove a part of the irritating substances inside the onion, and then start to cut the onion, you won't feel the spicy eyes.

3, microwave heating

Onions contain tear gas substances have heat-resistant properties, once heated, it will change the nature of the use of this principle, you can cut the onion before the onion into the microwave oven to heat up dozens of seconds, so that then cut the onion, it will not be hot to the eyes.

4, put the refrigerator in the freezer or frozen

cut onions before you can put the onions in the refrigerator, about 5 ~ 10 minutes after you can take out, you can also be placed in the freezer about 1 minute or so, this time the irritating substances within the onion is not easy to volatilize out, and this time to cut the onion, you can also avoid irritation to the eyes.

5, cut onions chewing gum

The human eye lower eyelid inside a small hole, its role is to discharge tears. When cutting onions, due to the eye stimulation by irritating substances, the secretion of tears becomes more, it will flow out of the eye. However, if you chew gum while cutting onions, as the upper and lower jaws are constantly opening and closing, the negative pressure formed internally will draw the tears into the mouth, so that there is no excess tear fluid to flow out.

6, wear swimming goggles cut onions

Swimming goggles have a ring of seals, there is a very good sealing effect, you can block the air, cut the onions when wearing swimming goggles, you can avoid the irritating substances in the onion contact with the eyes, so that you can not be spicy to the eyes.

7, bite chopsticks cut onions

Cutting onions, you can also bite a chopstick in the mouth, so that cutting onions will not be spicy to the eyes and tears. The reason for this effect is that when you bite the chopsticks in your mouth, your mouth will be dry, and then your mouth can automatically secrete saliva, and this mechanism can inhibit tears.

8, with a mouthful of water cut onions

cut onions before you can also drink a large mouthful of water to contain, do not swallow, due to the need to bulge the cheeks of the water, can be caused by the tear gland compression, so that even if stimulated, the secretion of tears will also be greatly reduced, and the stimulating component of the onion is dissolved in water, it enters the nasal cavity, and the water is dissolved in part, so as to reduce the amount of water. A part of it dissolves in water, thus reducing the stimulation of the human body.

9, in the nostrils stuffed with tissues

The irritating odor of onions will first pass through the nasal cavity, and then into the cerebral nerves, which will stimulate the tears, therefore, cut onions can also be stuffed with two groups of tissues inside the nostrils, blocking the irritating ingredients drilled into the nostrils, thus avoiding the eyes were spicy.