Kumquat is a unique citrus fruit that is eaten with the skin. It has a sweet and slightly sour taste, and its skin is usually tender and edible. The fruit is small, typically around 2-3 cm in length, and has a round or oval shape. Kumquats are often eaten fresh, used in jams and preserves, or cooked in a variety of dishes.
They are native to South Asia and are now grown in many parts of the world.