Boletus edulis is a basidiomycete fungus, and the type species of
the genus Boletus. Prized as an ingredient in various foods, B.
edulis is an edible mushroom held in high regard in many cuisines,
and is commonly prepared and eaten in soups, pasta, or risotto. The
mushroom is low in fat and digestible carbohydrates, and high in
protein, vitamins, minerals and dietary fibre. Although it is sold
commercially, it is very difficult to cultivate.