Onion is not only the most common and common vegetable, but also has many health functions. What we are familiar with is its cold-dispelling function. This is because onion bulbs and leaves contain an oily volatile called propylene sulfide, which is irritating and spicy. This substance can resist cold and influenza viruses and has a strong bactericidal effect. Onions are nutritious and spicy. It can stimulate the secretion of stomach, intestine and digestive gland, stimulate appetite and promote digestion. Onion contains no fat, and its essential oil contains a mixture of sulfur-containing compounds, which can reduce cholesterol and can be used to treat dyspepsia, anorexia and dyspepsia. In addition, onion has a certain refreshing effect, which can help cells make better use of glucose, lower blood sugar and provide heat energy for brain cells. It is a good diet vegetable for patients with diabetes and listlessness.

Cold onion practice 1: onion, green and red pepper, salt, monosodium glutamate, sesame oil, sugar and white vinegar. Shred onion, green pepper and red pepper. Put shredded onion and red green pepper into a dish, pour in seasoning and mix well.

Method 2 of cold onion: 1/2 onions, 2 celery, 1 pepper, 1 tablespoon minced garlic, appropriate amount of coriander, 1 tablespoon tomato sauce, 1 tablespoon sweet and spicy sauce, soy sauce and sugar, 1 tablespoon canned pineapple. Shred onion, cut celery and marinate with a little salt, shred pepper, shred coriander and cut pineapple into small pieces. Stir onion, celery, pepper, minced garlic and pineapple with seasoning, and finally add coriander and mix well. Put it on a plate.

Method 3 of cold onion: onion 400g, lemon juice 20g, pepper (red, sharp and dried) 10g, sugar 10g. Peeling onion, washing, and cutting into filaments; Removing pedicels and seeds from capsicum, cleaning, and cutting into powder; Mix lemon juice and pepper with sugar to make a sauce, and then mix the sauce with shredded onion.

Method 4 of cold onion: 150g onion, 2 green peppers, a little salt, mustard sauce and sesame oil. Shred onion and green pepper for later use; Boil onions and green peppers in a boiling water pot for about 1 min, then take them out and let them cool; Add salt, mustard sauce and sesame oil and mix well.

Reminder: After the onion is cut, it must be soaked in cold water for a while before cutting, so as not to burst into tears.