Overview

A mushroom is the fleshy, spore-bearing fruiting body of a fungus, typically produced above ground on soil or on its food source. The term most commonly refers to fungi that have a stem (stipe), a cap (pileus), and gills (lamellae), though the category includes many morphological variations. Mushrooms range from mild and earthy to intensely savory and umami-rich, depending on species and preparation.

Origin and history

Fungi have existed for hundreds of millions of years, and humans have foraged wild mushrooms across every inhabited continent. The first documented cultivation of shiitake mushrooms occurred in China around 1000–1100 CE (Song Dynasty) [2]. In Europe, the cultivation of Agaricus bisporus began in France in the 17th century, when gardeners near Paris noticed mushrooms growing on melon compost beds. By the 20th century, industrial-scale mushroom farming had spread globally, with the white button mushroom becoming the most widely consumed variety. The standard for the name “mushroom” is the cultivated white button mushroom, Agaricus bisporus [1].

Varieties and aliases

  • White button mushroom (Agaricus bisporus): the most common cultivated mushroom; also sold as cremini (brown) and portobello (fully mature)
  • Shiitake (Lentinula edodes): cultivated in East Asia; sold fresh or dried
  • Oyster mushroom (Pleurotus ostreatus): fan-shaped, delicate texture
  • Enoki (Flammulina filiformis): long-stemmed, thin-capped; eaten raw or lightly cooked
  • King trumpet mushroom (Pleurotus eryngii): thick stem, meaty texture
  • Wood ear (Auricularia auricula-judae): gelatinous, ear-shaped; used in Chinese and Southeast Asian cooking
  • Morel (Morchella spp.): honeycomb-capped wild mushroom, highly prized
  • Chanterelle (Cantharellus cibarius): trumpet-shaped wild mushroom, fruity aroma
  • Truffle (Tuber spp.): underground fruiting body, intensely aromatic; not a true mushroom in the common sense but often grouped with them
  • Matsutake (Tricholoma matsutake): pine-scented wild mushroom, highly valued in Japanese cuisine
  • Porcini (Boletus edulis): thick-stemmed wild mushroom, often dried for use in Italian cooking

Culinary uses

Mushrooms are used across virtually every cuisine. They can be eaten raw (enoki, white button), sautéed, grilled, roasted, braised, fried, or dried and rehydrated. Dried mushrooms, especially shiitake and porcini, are used to build umami-rich broths and stocks. In East Asian cooking, dried shiitake are rehydrated and used in braises, stir-fries, and vegetarian mock-meat dishes. In European cooking, mushrooms appear in sauces, risottos, soups, and as a meat substitute. In Mexican cuisine, wild mushrooms (hongos) are foraged in central and southern states and used in quesadillas, soups, and stews. Mushrooms pair well with garlic, thyme, butter, cream, soy sauce, and wine.

Cross-cuisine context

Mushrooms are one of the most cross-culturally ubiquitous ingredients. In Mexican cuisine, wild mushrooms (hongos) such as hongo de pino (pine mushroom) and hongo de maguey (maguey mushroom) are foraged in Oaxaca, Puebla, and Michoacán, and used in dishes like hongos al ajillo (garlic mushrooms) and hongos con epazote. The closest analogue to the East Asian dried shiitake in Mexican cooking is the dried hongo de pino, which is similarly rehydrated for broths and stews.

In Korean cuisine, mushrooms appear in doenjang jjigae (soybean paste stew), bulgogi jeongol (hot pot), and temple cuisine (sachal eumsik), where they provide umami in the absence of meat and the five pungent vegetables. In Japanese cooking, dried shiitake are a key component of dashi, the foundational soup stock, alongside kombu and bonito flakes. In Russian cuisine, mushrooms are foraged extensively and used in soups (postnye shchi, a Lenten cabbage soup), pelmeni fillings, and clay-pot mains. In Vietnamese cooking, dried shiitake (nấm hương) are essential to vegetarian (chay) cooking, including phở chay and cơm chay. In Peruvian cooking, mushrooms appear in modern vegetarian ceviche (ceviche de champiñones). In Salvadoran cooking, pupusas de hongos (mushroom pupusas) are a modern non-canonical filling found mostly in diaspora menus.

Notes for cooks

  • Dried mushrooms should be rehydrated in warm water for 20 to 30 minutes before use. The soaking liquid can be strained and used as broth.
  • Fresh mushrooms should not be soaked in water; they absorb moisture and become soggy. Wipe clean with a damp cloth or brush.
  • Signal characteristics of freshness: firm, dry caps; no slime or dark spots; earthy smell. Gills should be intact and not separating from the cap.