+**Onion** is a widely cultivated [vegetable](/wiki/vegetable) of the genus *[Allium](/wiki/allium)*, known for its layered structure and pungent aroma. It serves as a foundational ingredient, imparting depth and flavor to countless dishes across global cuisines.
+## See also
+- [Garlic](/wiki/garlic)
+- [Shallot](/wiki/shallot)
+- [Spice](/wiki/spice)
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