![Leeks](http://taj.co.uk/cdn/shop/products/What-to-do-with-leeks_700x700.jpg?v=1651938325)
The leek is a vegetable, a cultivar of Allium ampeloprasum, the broadleaf wild leek. The edible part of the plant is a bundle of leaf sheaths that is sometimes erroneously called a stem or stalk. The genus Allium also contains the onion, garlic, shallot, scallion, chive, and Chinese onion.