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Photo: ReddishClover, CC BY-SA 4.0 (via Wikimedia Commons)

Porcini

Boletus edulis

Also known as King Bolete, Cep, Penny Bun, Steinpilz

At a glance
Family
Boletaceae
Type
Wild edible mushroom (mycorrhizal fungus, not a flowering plant)
Parts used
Fruiting body (cap and stem)
Size
Cap 8 to 25 cm across, stem thick and often bulbous, up to 20 cm tall
Bloom
No flowers. Fruiting bodies push up from the forest floor from late summer into autumn, usually a few days after warm rain followed by cool nights
Habitat
Forms a mycorrhizal partnership with the roots of conifers and hardwoods, especially pine, spruce, oak, and birch. Found in the duff of temperate woodlands across Europe, North America, and parts of Asia
Acquisition
Forage
This plant in HerbSense

Key benefits

Rich, nourishing forest broth
Good source of B vitamins
Prized meaty, umami flavor
Traditionally dried for winter stores

Traditional uses

Porcini has been gathered from European forests since Roman times, when Pliny the Elder wrote admiringly of woodland boletes, and it has never really fallen out of favor since. Italian, French, and Slavic households built entire autumn rituals around the hunt, then strung the caps to dry over the hearth so the forest's flavor could carry through winter. In lean seasons, a simple broth of dried porcini simmered with water was treated as a humble, warming food, something to serve a tired or unwell family member alongside bread. It remains, above all, a kitchen treasure rather than a medicine chest herb, valued for the deep savoriness it lends to broths, risottos, and sauces.

How to grow & use it

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The full apothecary for Porcini

Traditional remedies and step-by-step preparations, a complete growing guide, and how to harvest, dry, and store it, all unlocked with HerbLens Unlimited.

  • Remedies & preparations
  • Growing guide
  • Harvest & storage
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From under $6 a month. Free plant identifications always included.

Pairs well with
  • Thyme
  • Bay leaf
  • Parsley
Substitutes
  • Portobello mushroom
  • Dried shiitake
Choose it when

For the deep, earthy taste of the forest itself.

Did you know?

The name porcini simply means little pigs in Italian, a fond nod to the plump, round caps that push up through the leaf litter looking rather like a row of little snouts.

Safety

Porcini is a well-regarded edible mushroom when correctly identified and cooked, but it must never be eaten raw. Positive identification matters, since toxic look-alikes exist, so have new foraging finds confirmed by an experienced guide.