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Allium cepa L. Aggregatum Group
Shallot is a small, aromatic bulb vegetable belonging to the onion species Allium cepa L., most commonly classified within the Aggregatum Group. Historically, shallots were also referred to as Allium ascalonicum, but modern botanical treatment generally places them within the cultivated onion complex. Shallot bulbs typically grow in clusters of several cloves or divisions beneath papery copper, brown, reddish, or purple skins. Their flesh may be white, pale pink, or purple-tinged depending on the cultivar. Compared with many mature onions, shallots usually have a more delicate, subtly sweet flavor with complex garlic-like and onion-like notes, making them especially prized in French, Southeast Asian, Indian, Middle Eastern, and Mediterranean cooking. They can be minced raw into vinaigrettes, sliced into salads, fried until crisp, caramelized, roasted whole, sautéed with vegetables, or slowly cooked into sauces and stews. Nutritionally, raw shallots provide carbohydrate, fiber, vitamin B6, vitamin C, potassium, manganese, iron, phosphorus, magnesium, copper, and smaller amounts of several B vitamins. Like other Allium vegetables, they also contain flavonoids such as quercetin and sulfur-containing compounds produced when their cells are chopped or crushed. Their combination of concentrated flavor, compact size, long storage potential, and culinary versatility makes shallots one of the most valued aromatic vegetables in professional and home kitchens.
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Shallot - Main View
Per 100g
Per 100g
Nutrition breakdown for one serving
The exact origin of cultivated shallots is uncertain, but their ancestry is associated with Central and Southwestern Asia within the broader domestication history of Allium cepa.
Shallots have been cultivated for centuries across Western and Central Asia, the Middle East, Europe, and later Southeast Asia. Their older botanical name, Allium ascalonicum, was linked historically with Ascalon, an ancient city in the eastern Mediterranean, although this does not establish that location as the plant's true evolutionary origin. Shallots became particularly important in French cuisine because of their refined flavor and in Southeast Asian cuisines where they are extensively fried, ground into spice pastes, and cooked in curries and sauces. Modern botanical classification generally treats cultivated shallots as forms of Allium cepa within the Aggregatum Group.
Available year-round through regional production and storage, with fresh harvests commonly concentrated from summer into autumn in temperate climates.
Each variety offers unique flavors, textures, and culinary applications
Keep your fruit fresh and delicious for longer
Select shallots that feel firm, dry, and heavy for their size with tight, intact papery skins.
Avoid bulbs with soft spots, wet areas, visible mold, extensive sprouting, or a sour or fermented smell.
Choose uniformly firm bulbs for roasting and larger shallots when a recipe requires substantial slicing or mincing.
Small shallots are often convenient for roasting whole or pickling.
Store whole, unpeeled shallots in a cool, dry, dark, well-ventilated place.
Avoid sealed plastic bags because trapped humidity can encourage mold and premature sprouting.
Use mesh bags, baskets, or ventilated containers that allow air to circulate around the bulbs.
Refrigerate peeled, sliced, or chopped shallots in a clean airtight container.
Keep stored shallots away from excessive heat, direct sunlight, and high humidity.
Remove the dry papery skin and trim away the root tip and dried stem end before cooking.
If the skin is difficult to remove, briefly soaking whole shallots in warm water can help loosen the outer layers.
Rinse peeled shallots under cool running water if soil or loose skin remains, then dry them before slicing.
Use a sharp knife for fine mincing because cleaner cuts reduce unnecessary crushing and produce more uniform pieces.
For roasting, leave small shallots whole or halve larger bulbs so they cook evenly.
For sauces and vinaigrettes, mince shallots finely to distribute their flavor without leaving large pungent pieces.
Preserve freshness for months
Peel and slice, chop, or mince shallots before freezing.
Spread prepared shallots in a single layer on a tray before transferring them to a freezer-safe container to reduce clumping.
Freeze in measured portions if they will be used for sauces, soups, curries, or stir-fries.
Use frozen shallots primarily in cooked dishes because their texture becomes softer after thawing.
Label containers with the freezing date and keep them tightly sealed to limit odor transfer and freezer burn.
Label frozen items with the date to track freshness. Most fruits maintain quality for 2-3 months when properly frozen. For best results, use airtight containers or freezer bags to prevent freezer burn.
Discover delicious possibilities
True allergy to shallot is uncommon but possible, particularly in people allergic to other Allium vegetables such as onion, garlic, or leek. Reactions can include oral irritation, skin symptoms, gastrointestinal symptoms, respiratory symptoms, or, rarely, severe systemic reactions. Fructan intolerance is more common than true allergy.
Shallots may contain agricultural pesticide residues depending on farming practices and region. Their dry outer skins are normally removed before consumption, reducing surface contamination. Rinse peeled bulbs under running water when necessary and purchase from reputable, regulated suppliers. Washing cannot remove all systemic residues, so responsible agricultural practices and regulatory monitoring remain important components of food safety.
Surprising trivia you'll love!
Shallots commonly grow in clusters of several connected bulbs, somewhat like garlic cloves.
The historical name Allium ascalonicum refers to Ascalon, an ancient Mediterranean city, although this does not prove that shallots originated there.
Modern botanical classification generally places shallots within Allium cepa rather than treating them as a completely separate species.
Shallots are fundamental ingredients in classical French sauces and vinaigrettes.
Crispy fried shallots are a common garnish across Indonesia, Thailand, Vietnam, Malaysia, and other Southeast Asian cuisines.
Shallot flavor combines characteristics associated with both onions and garlic because all three belong to the Allium group.
Slow roasting can transform strongly aromatic raw shallots into exceptionally sweet, soft bulbs.
A shallot is a cultivated form of Allium cepa that commonly grows as clusters of smaller bulbs rather than producing one large bulb like many conventional onions. Its flavor is usually more delicate, sweet, aromatic, and slightly garlic-like, particularly when raw. Shallots also tend to have finer layers, which makes them easy to mince for sauces and vinaigrettes. Nutritionally, shallots and onions share many characteristics, including fiber, vitamin C, potassium, flavonoids, and sulfur compounds. Shallots are not simply miniature onions, but they are botanically very closely related and can often substitute for onions in recipes.
Yes. Raw shallots are widely used in vinaigrettes, salads, relishes, tartares, seafood dishes, sandwiches, and sauces because their flavor is generally finer and less aggressively pungent than many mature onions. For the mildest result, mince or slice the shallot very thinly. If a batch tastes especially sharp, soaking the sliced pieces briefly in cold water or marinating them in vinegar or citrus juice can soften the perceived pungency. Raw preparation also avoids heat-related loss of some vitamin C, although both raw and cooked shallots can contribute useful nutrients and phytochemicals to a varied diet.
Cooking changes several chemical and physical properties of shallots. Heat reduces the intensity of volatile sulfur compounds responsible for the sharp raw aroma, while moisture evaporates and the tissues soften. As cooking continues, naturally occurring sugars become more concentrated, and browning reactions produce additional sweet, nutty, roasted, and savory flavor compounds. This is why slowly sautéed or roasted shallots taste significantly sweeter and more mellow than raw ones. The effect does not necessarily mean that large quantities of new sugar have been created; instead, changes in aroma, moisture, texture, and browning alter how the existing carbohydrates are perceived.
Neither vegetable can be called universally healthier because both belong to the same species complex and provide valuable nutrients and phytochemicals. Shallots are somewhat more energy- and carbohydrate-dense than common bulb onions per 100 g and provide notable amounts of vitamin B6, manganese, fiber, copper, potassium, and iron. Both shallots and onions contain flavonoids and sulfur-containing Allium compounds. Differences also depend on cultivar, growing conditions, storage, and portion size. From a practical nutrition perspective, regularly eating a variety of onions, shallots, garlic, leeks, and other vegetables is more useful than selecting one Allium vegetable as nutritionally superior.
Shallot cells contain sulfur-containing precursor molecules and enzymes that are kept physically separated while the tissue is intact. Cutting, crushing, or chopping breaks the cells and allows these components to interact, producing volatile sulfur compounds related to those generated by onions. Some of these vapors can reach the eyes and stimulate sensory nerves, triggering tears as a protective response. A sharp knife can reduce excessive cell crushing, while good ventilation can disperse the volatile molecules more quickly. Chilling shallots before cutting may also reduce the intensity for some cooks, although the effect varies.
Shallots provide about 3.2 g of dietary fiber per 100 g, equivalent to roughly 11% of the Daily Value, and they contain fructans characteristic of Allium vegetables. Some fructans act as fermentable substrates for intestinal bacteria and can contribute to production of short-chain fatty acids. This is one reason Allium vegetables are often discussed as prebiotic foods. However, fructans are also FODMAP carbohydrates, meaning they can cause substantial gas, bloating, abdominal discomfort, or altered bowel habits in people with irritable bowel syndrome or other sensitivities. Digestive effects therefore vary considerably between individuals and depend strongly on portion size.
Begin by trimming the dry stem end and the fibrous root tip, although leaving a small part of the root intact can help hold the layers together when making fine slices. Remove the dry papery skin with your fingers or the tip of a small knife. If several skins cling tightly, briefly placing the bulbs in warm water can loosen them. Once peeled, shallots can be minced, sliced into rings, quartered, or left whole depending on the recipe. Use a sharp knife for even pieces, and refrigerate any unused peeled or cut shallots promptly in a clean, covered container.
Shallots can fit well into a blood-pressure-conscious dietary pattern because they are naturally low in sodium and provide approximately 334 mg of potassium per 100 g, or about 7% of the Daily Value. Potassium participates in fluid and electrolyte balance and helps counter physiological effects associated with excessive sodium intake. Shallots also add substantial flavor to meals, potentially reducing reliance on very salty sauces or seasonings. However, eating shallots alone should not be expected to treat hypertension. Blood pressure is influenced by total diet, sodium intake, body weight, physical activity, genetics, medication, sleep, and other health factors.
Sustainability insights
Shallots can be relatively efficient crops because the harvested bulbs store well and have a high proportion of edible material. Environmental impacts vary with fertilizer application, irrigation, mechanization, pest management, yield, storage conditions, packaging, and transport. Long storage life can help reduce food waste when bulbs are kept dry and well ventilated. Choosing appropriately sized quantities and using bulbs before they sprout or decay further reduces household waste.
There is no single carbon-footprint value that accurately represents all shallots. Greenhouse-gas emissions vary by fertilizer production, farm machinery, irrigation energy, drying, storage, packaging, transport method, yield, and food losses. Shallots, like most field-grown vegetables, generally have a substantially lower greenhouse-gas footprint than many animal-derived foods, but individual production systems can differ considerably.
Shallot water requirements depend on climate, rainfall, soil, planting density, cultivar, and irrigation system. The crop requires adequate moisture during establishment and bulb development but can be damaged by waterlogging. Drip irrigation, soil-moisture monitoring, mulching, appropriate irrigation scheduling, and improving soil organic matter can increase water-use efficiency and reduce unnecessary losses.
Locally produced shallots may reduce transport distances and support regional farming, while their good storage ability also allows efficient regional distribution. Transport distance alone does not determine sustainability, however. Production yield, irrigation efficiency, fertilizer use, storage energy, packaging, transportation method, and food waste all contribute to total environmental impact. Efficiently produced imported shallots transported in bulk may sometimes have a comparable footprint to less-efficient local production.
We aim to keep this Shallot profile accurate and easy to understand. Nutrition values and % Daily Value figures are based on established reference databases and standard daily value guidance.
Last updated: September 3, 2026
Medical disclaimer
This page is for general educational purposes and does not replace professional medical advice.
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