The onion, or onion bulb, is a pretty typical ingredient discovered in the kitchen and is appreciated for including rich and also savory flavor to our dishes. It is a close loved one of pungent vegetables like garlic, scallions, and also leeks. What makes the onion extraordinary is its capacity to make human being teary as soon as it is chopped. How does this tiny vegetable do this trick? The onion is written of water and a totality lot that compounds. The one responsible because that making united state cry is the link propyl sulfoxide i beg your pardon escapes into the air once the onion is sliced. When combined with moisture, this link turns into sulphuric acid, a pungent substance the irritates our eyes and make united state teary.

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Do you know that the onion we know of now was no only supplied for culinary functions through that history? ancient civilizations provided onions as component of their spiritual rituals, too! proceed reading this short article to know much more about the background of the onion and also its renowned uses. 

History that the Onion

Until today, that is no clear come archaeologists and also historians the precise time and place of beginning of the onion, although that is widely thought that the onion began being cultivated 5,000 years ago in central Asia. It is one of the earliest cultivated vegetables because it have the right to be grown conveniently on miscellaneous soil and also climates and is basic to transport because it does no perish easily similar to other crops.

Aside indigenous culinary purposes, the onion is well-known for its usage in art, medicine, and mummification. Old Egyptians considered the onion a prize of eternity and also endless life, do it an important accessory in funeral rituals and also the famous mummification process. 

During the Dark and also Middle Ages, the onion was among the primary food resources in Europe in addition to beans and cabbage. The onion was much more valued than money as it was used both together food and as a medicinal remedy. The Renaissance duration paved the way for the proliferation of the onion across the world. Part experts think that the onion is the an initial ever vegetables planted by colonizers that arrived in phibìc America.

Where Onions are Grown

The onion is easy to prosper as it deserve to be planted on any soil, any type of climate, and also can be easily stored during any season. It can be grown greatly in the same regions where potatoes space planted. For finest onion cultivation, fertile and well-drained soils space recommended.

The unified Nations approximates that at least 175 countries in the people grown onions. ~ above a an international scale, approximately 9.2 million acres of onions are harvested around the world every year. In 2017, the greatest producers of onions are China, India, and United States.


The onion is a great source of numerous nutrients such together vitamin C, vitamin B6, folate, potassium, and manganese. According to FoodData Central, a 3.5-ounce onion contains:

Calories 40Water 89%Protein 1.1 gramsCarbs 9.3 gramsSugar 4.2 gramsFiber 1.7 gramsFat 0.1 grams

Types of Onions


Onions differ in shape, size and color. Below are the most typical varieties of onions:

White Onion. White onion is a medium-sized variant v mild flavor. The is best used because that homemade salsa and guacamole recipes, and also as garnish for hamburgers.Red Onion. Red onion has actually deep magenta skin color and also has a gentle flavor. The is best used for salads, sandwiches and burgers.Yellow Onion. Yellow onion is the most common variant the onion. That is large in dimension with irradiate brown skin and also mild flavor. It have the right to be provided to prepare French onion soup. Pearl Onion. Pearl onion is a small, white-skinned onion v both mild and also sweet flavors. It is finest used as garnish because that cocktails drinks favor Bloody Mary and Martini.Sweet Onion. Sweet onion is a larged-sized onion with light brown skin and sweet flavor. The is best cooked together onion ring and can likewise be caramelized.Shallots. This small-sized variant of onion is light purple in color and also has an intense flavor. That is best used because that salads and also for sautéing. 

Popular Uses

The onion can be offered for countless purposes next from being a food. Below are the popular uses of onions:

Scar Remover. The onion deserve to be provided to remove scars and can likewise be supplied for various other skin conditions. Plant Protection. The onion deserve to be mixed with water, garlic, pepper, and also soap flakes to create a repellent that will certainly drive insects far from her plants. Paint Deodorizer. A bowl of water containing freshly sliced onions deserve to absorb the odor of a new paint within a few hours. Mosquito Repellent. Rubbing one onion on your skin or eating it have the right to keep away those annoying mosquitoes. Soothing Insect Sting. The swelling of skin led to by a bee sting deserve to be remedied by placing a slice of onion top top the i stabbed it area.Acne Remover. To gain rid of bad pimples, you can mix crushed onions through water and also apply the on your face. Wart Remover. The mixture of water, sliced onions, and also crushed aspirin can additionally be used to shrink and sooth warts. The mixture is used on the impacted area and left for hrs for far better results. 

Onions may have originated what in east Asia, or possibly in the area the is modern day Iran and West Pakistan. They have been grew for 5000 years or more, and have uncovered their method into nearly every cuisine.Onions might be consumed raw, fried, grilled, in soups, pickled, blanched, in pancakes, etc.

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How lot does one onion weigh?

Onion, White, Red, or Yellow
Large3″ come 3 3/4″ dia150g5.3oz
Medium2″ to 3″ dia110g3.9oz
Small1″ to 2″ dia70g2.5oz
Slice, Large(1/4″ thick from medium onion)38g1.3oz
Slice, Medium(1/8″ special from tool onion)14g0.5oz
Slice, thin(from medium onion)9g0.3oz

Conversion from grams to ounce: 28.3495231g(rounded to 28.35)= 1 ozOunces shown are rounded up or down to the nearest tenth of one ounce.