It can be frustrating to try a brand-new recipe and also not understand exactly how much of an ingredient to purchase at the store. Occasionally they offer you a quantity of onions in volume (2 cups), periodically as a weight (4 ounces) and also still others the onion is offered as a develop description (2 medium Bermuda onions). But what space they really talking about? So how much is in one onion? In bespeak to assist make cooking easier we did some experiments to help tell you precisely how plenty of onions you have to buy.

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To prize How numerous onions in a cup we saw the grocery store to check out the various common species of onions in the produce section. After ~ surveying the an option we realized the there room a lot of various onions to pick from. Here"s a quick look at 4 that deserve to be found in around the same size bulb:
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Yellow onions are the most common spicy and also bold form of onion provided in the united States. If a recipe just calls for "an onion", this is a safe one to select. Therefore, because that our check sample, us selected 1 tool yellow onion v a 2" come 3.25" diameter. White onions have actually a sharper and tangier flavor; they are typically found in Latin American and Mexican dishes. Red onions have a strong yet contempt sweet flavor and also are a favorite raw ingredient in salads. As their name indicates, the assembly of sweet onions allows the sugar content to shine, making lock the sweetest, mildest onions to eat. Famous varieties found in the store space Bermuda and Vidalia, simply to name a few. In addition, shallots look much more like big garlic cloves however are really small onions that type in clusters. Its flavor is milder than straightforward onions and is frequently used in French and also southeast oriental cuisine. An additional onion an option is the pearl onion. It has actually a very small onion bulb with a sweet, fragile flavor; the pearl onion is usually offered as one accompaniment.

There space 6 tiny onions (about 2.5 ounces each), 4 to 5 tool onions (about 3 to 3.5 ounces each), or 3 large onions in 1 pound.

Like most fruits and vegetables, the number of onions required to measure up 1 cup counts on just how coarsely you chop it. If the cooking recipes calls because that 1 cup of carefully minced onion climate it will certainly take about 3 whole medium onions and if a larger chopped dimension is desired then around 2 will perform the trick. ~ above the other hand, 1 tool shallot only weighs around 1 ounce and also will yield about 1/4 cup that minced onions. In a recipe you can replace 1 tool onion through 3 to 4 shallots.

did you recognize that as soon as cutting one onion that sulfuric compounds stimulate a ache sensation and also causes our eye to create tears to remove it? To minimization this feeling, girlfriend can try to cool the onion first and cut into the root end of it last. Old Egyptians worshipped the onion; they thought its spherical shape and also concentric ring symbolized eternity. Yellow onions make up more than 75% of the world"s manufacturing of onions.


Next time her recipe calls for a cup that chopped onions you"ll feeling confident discovering how countless of the different species of onions girlfriend need. Girlfriend can also use our conversion tool listed below for any kind of custom how numerous onions in a... measurements you need.

Custom Conversions because that Onion

One Onion Equals

There is ⅔ Cup (158 mls) of Chopped Onion in a OnionThere is ¾ Cup (177 mls) of Sliced Onion in a Onion i need:¼½¾11 ½22 ½33 ½44 ½5678910Teaspoon(s)Tablespoon(s)Fluid Ounce(s) in VolumeCup(s)Pint(s)Quart(s)Gallon(s)Milliliter(s)Liter(s)ofChopped OnionSliced Onion you need1.5Onions

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There are more than six hundred species of "onions" however the most usual varieties space yellow / brown onions, red / violet onions, white onions (these space all "dry" onions), and green / feather onions.

Dry onions remain in the ground till they mature into big round bulbs with dried leaves, while green onions space harvested as soon as the bulbs space small, and the leaves room still green.


Brown, or yellow onions, have actually a solid flavor compared to other varieties, and also can be supplied in many dishes. They space round, v a slim layer of papery brown skin. Under the skin is the multi layered, white-ish flesh.

Red, or violet onions, have actually dark red, virtually purple skin and also their layered flesh is white v a touch of red. Your taste is quite pleasant and also not as solid as the brown/yellow variety, make them renowned in salads.

White onions room softer and milder than brown and red onions. Lock still have the distinct onion taste, however they don"t leave a lingering aftertaste, which additionally makes them renowned in "raw ingredient" dishes choose salads.

You can remove several of an onion"s solid taste by soaking them in cold water before including them to any dishes.

Spring onions, also known as environment-friendly onions, space unripe, immature onions that are harvested early. They have small, white bulbs through long, soft green stems and are lot sweeter tasting than the various other varieties.

Shallots and also leeks are also part of the onion family. Shallots look like elongated and stretched onions, taste slightly sweeter, yet when peeled, you"ll find cloves in clusters (like garlic), and not multi-layered rings. If leeks are long, environment-friendly vegetables; resembling environment-friendly onions, only much bigger v a milder taste. Onions, shallots and also leeks all have actually their own, very distinct taste, and also it"s not advised to change one through the other when cooking; just use what her recipe call for.


There are very few ingredients as functional as onions. They can be cooking (roasted, grilled, caramelized, deep-fried), pickled, even served raw (thinly sliced or chopped) in salads, sandwiches, dips, as burger toppings etc. Chopped onions are provided to thicken sauces and gravies.

When offered whole, feather onions make great crudités, while their stalks can be provided in salads and also dips. They"re also really common in cooked dishes due to the fact that of their sweet, mild flavour.

Onions to be so sought after ~ that, during the middle ages, they were offered as currency and even given as gifts!


Onion juice, powder and onion flakes are an excellent substitutes if girlfriend don’t have actually onions on hand.

If you not specifically fond of their taste, you have the right to replace onions with leeks, which space sweeter and also milder, or also chives, which have a much more garlicky taste.

See more: Can Guinea Pigs Have Green Onions ? Can Guinea Pigs Eat Green Onions

Green onions (spring onions) are likewise a great substitute. If you’re allergic to onions, celery is a an excellent substitute. Back they nothing taste like onions in ~ all, lock do have the crunch. You can also use carrots and also tomatoes come thicken gravies, curries, and soups instead of onions.

Nibbling on fresh parsley, apples, cardamom and also fennel seeds will prevent onion breath if it’s a concern!