The onion, or onion bulb, is a pretty common ingredient uncovered in the kitchen and is evaluate for adding rich and also savory flavor to our dishes. It is a close family member of pungent vegetables prefer garlic, scallions, and also leeks. What renders the onion particularly is its capacity to make world teary once it is chopped. How does this tiny vegetable do this trick? The onion is written of water and also a entirety lot the compounds. The one responsible because that making us cry is the compound propyl sulfoxide i beg your pardon escapes right into the air once the onion is sliced. When combined with moisture, this link turns into sulphuric acid, a pungent substance that irritates our eyes and make us teary.

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Do you know that the onion we know of this day was no only offered for culinary purposes through its history? ancient civilizations used onions as component of their religious rituals, too! proceed reading this write-up to know more about the history of the onion and its famous uses. 

History of the Onion

Until today, it is not clear to archaeologists and historians the precise time and also place of beginning of the onion, although the is widely believed that the onion began being grew 5,000 years earlier in central Asia. It is one of the earliest grew vegetables since it deserve to be grown easily on various soil and climates and also is simple to transport because it does not perish easily as with other crops.

Aside from culinary purposes, the onion is well-known for its use in art, medicine, and also mummification. Old Egyptians taken into consideration the onion a symbol of eternity and endless life, making it crucial accessory in burial rituals and the renowned mummification process. 

During the Dark and Middle Ages, the onion was one of the primary food sources in Europe together with beans and cabbage. The onion was an ext valued 보다 money together it was used both together food and also as a medicine remedy. The Renaissance duration paved the way for the proliferation of the onion throughout the world. Part experts think that the onion is the first ever vegetable planted by colonizers who arrived in north America.

Where Onions room Grown

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

The united Nations approximates that at least 175 nations in the world grown onions. Top top a worldwide scale, around 9.2 million acre of onions room harvested globally every year. In 2017, the biggest producers the onions space China, India, and United States.


The onion is a an excellent source of many nutrients such as vitamin C, vitamin B6, folate, potassium, and also 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 the Onions


Onions differ in shape, size and color. Listed below are the most common varieties that onions:

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

Popular Uses

The onion can be supplied for countless purposes aside from being a food. Here are the famous uses of onions:

Scar Remover. The onion can be offered to remove scars and also can also be offered for other skin conditions. Plant Protection. The onion deserve to be combined with water, garlic, pepper, and also soap flakes to produce a repellent that will drive insects far from her plants. Paint Deodorizer. A key of water containing fresh sliced onions have the right to absorb the odor of a brand-new paint within a few hours. Mosquito Repellent. Rubbing an onion on your skin or eating it deserve to keep far those annoying mosquitoes. Soothing Insect Sting. The swelling of skin brought about by a punishment sting deserve to be remedied by placing a slice of onion top top the stung area.Acne Remover. To obtain rid of poor pimples, you can mix crushed onions with water and also apply it on your face. Wart Remover. The mixture the water, sliced onions, and crushed aspirin can additionally be supplied to shrink and also sooth warts. The mixture is used on the influenced area and left for hrs for much better results. 

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

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How lot does an onion weigh?

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

Conversion native grams to ounce: 28.3495231g(rounded to 28.35)= 1 ozOunces shown are rounded increase or under to the nearest tenth of one ounce.