It deserve to be frustrating to shot a new recipe and also not understand exactly how much of an ingredient to purchase at the store. Periodically they provide you a amount of onions in volume (2 cups), sometimes as a load (4 ounces) and still others the onion is given as a develop description (2 tool Bermuda onions). However what room they really talking about? So exactly how much is in one onion? In order to help make food preparation easier us did some experiments to aid tell you exactly how many onions you must buy.

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To answer How many onions in a cup we went to the grocery store to examine out the various common varieties of onions in the create section. After surveying the selection we realized the there room a many of different onions to choose from. Here"s a rapid look in ~ 4 that can be discovered in around the exact same size bulb:
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Yellow onions are the most common spicy and also bold form of onion used in the unified States. If a recipe just calls for "an onion", this is a for sure one come select. Therefore, because that our check sample, us selected 1 medium yellow onion with a 2" to 3.25" diameter. White onions have actually a sharper and also tangier flavor; lock are typically found in Latin American and also Mexican dishes. Red onions have a strong yet slightly sweet flavor and are a favourite raw ingredient in salads. Together their surname indicates, the assembly of sweet onions permits the sugar contents to shine, making lock the sweetest, mildest onions come eat. Famous varieties found in the store space Bermuda and also Vidalia, just to name a few. In addition, shallots look an ext like huge garlic cloves but are really small onions that type in clusters. Its smell is milder than straightforward onions and is often used in French and southeast oriental cuisine. One more onion choice is the pearl onion. It has actually a very little onion bulb v a sweet, breakable flavor; the pearl onion is usually offered as an accompaniment.

There are 6 little onions (about 2.5 ounces each), 4 come 5 medium onions (about 3 come 3.5 ounces each), or 3 big onions in 1 pound.

Like many fruits and vegetables, the variety of onions essential to measure up 1 cup counts on exactly how coarsely you chop it. If the recipe calls for 1 cup of carefully minced onion climate it will take around 3 entirety medium onions and if a bigger chopped size is preferred then around 2 will carry out the trick. Top top the other hand, 1 medium shallot only weighs around 1 ounce and will yield around 1/4 cup of minced onions. In a cooking recipes you can replace 1 tool onion through 3 to 4 shallots.

go you know that as soon as cutting one onion that is sulfuric compounds stimulate a pains sensation and also causes our eyes to produce tears to eliminate it? To minimization this feeling, girlfriend can shot to cool the onion very first and cut into the root finish of the last. Ancient Egyptians venerated the onion; they thought its spherical shape and also concentric rings symbolized eternity. Yellow onions make up more than 75% the the world"s production of onions.


Next time your recipe calls because that a cup that chopped onions you"ll feeling confident understanding how numerous of the different varieties of onions friend need. You can also use our conversion tool listed below for any custom how countless onions in a... dimensions you need.

Custom Conversions because that Onion

One Onion Equals

There is ⅔ Cup (158 mls) the Chopped Onion in a OnionThere is ¾ Cup (177 mls) of Sliced Onion in a Onion ns 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 typical varieties space yellow / brown onions, red / purple onions, white onions (these room all "dry" onions), and also green / spring onions.

Dry onions remain in the ground until they tires into big round bulbs v dried leaves, while environment-friendly onions room harvested as soon as the bulbs space small, and also the leaves are still green.


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

Red, or purple onions, have dark red, nearly purple skin and their layered flesh is white through a touch that red. Their taste is quite pleasant and also not as solid as the brown/yellow variety, making them well-known in salads.

White onions space softer and also milder than brown and also red onions. Lock still have actually the unique onion taste, but they don"t leave a lingering aftertaste, which likewise makes them popular in "raw ingredient" dishes prefer salads.

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

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

Shallots and leeks are also part of the onion family. Shallots look like elongated and also stretched onions, taste slightly sweeter, yet when peeled, you"ll discover cloves in swarm (like garlic), and not multi-layered rings. When leeks room long, environment-friendly vegetables; resembling green onions, only much bigger through a milder taste. Onions, shallots and leeks all have their own, really distinct taste, and also it"s not advised to replace one with the other once cooking; only use what your recipe calls for.


There space very couple of ingredients as flexible as onions. They have the right to be cooking (roasted, grilled, caramelized, deep-fried), pickled, even served life (thinly sliced or chopped) in salads, sandwiches, dips, together burger toppings etc. Chopped onions are used to thicken sauces and gravies.

When served whole, spring onions make an excellent crudités, while your stalks deserve to be used in salads and also dips. They"re also an extremely common in cook dishes due to the fact that of your sweet, mild flavour.

Onions to be so sought after that, during the center ages, castle were used as currency and even given as gifts!


Onion juice, powder and onion flakes are good substitutes if friend don’t have onions on hand.

If you not an especially fond of your taste, you can replace onions with leeks, which room sweeter and milder, or also chives, which have actually a much more garlicky taste.

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Green onions (spring onions) are additionally a good substitute. If you’re allergic to onions, celery is a good substitute. Return they nothing taste like onions in ~ all, lock do have actually the crunch. Friend can additionally use carrots and tomatoes come thicken gravies, curries, and also soups instead of onions.

Nibbling on new parsley, apples, cardamom and fennel seed will stop onion breath if it’s a concern!