from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A mature, very large cremini mushroom.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun The large, mature form of the crimini mushroom


from The American Heritage® Dictionary of the English Language, 4th Edition

[Origin unknown.]


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  • I've been familiar with and enjoyed the big, meaty mushrooms called portobello for years, and I had assumed that that was, well, their name. PORTOBELLO. 2004

  • Are you by any chance the same plagiarist as Andrea, who spammed the "portobello" post? YAKUZA JAPANESE. 2004

  • The name "portobello" began to be used in the 1980s as a brilliant marketing ploy to popularize an unglamorous mushroom that, more often than not, had to be disposed of because growers couldn't sell them. PORTOBELLO. 2004

  • As with all new sandwich shops these days, the new Piadini will feature "artisan" breads along with sausage, egg and cheese selections, or other selections such as portobello mushrooms.

    BloggingStocks 2008

  • In London, we saw the rise of the first mega-bucks English breakfasts and I fed my growing waistline with £20 plates of Cumberland sausage, organic goose eggs, homemade baked beans, hash browns, portobello mushrooms and endless granary toast with lightly salted butter, served with cafetieres of freshly brewed coffee.

    How Britain fell in love with breakfast 2012

  • As for Brownie, she fell on the sword for the vegeMctarians among us, with a portobello sandwich.

    Tri Tip Grill May Be The Best Thing in Rock Center | Midtown Lunch - Finding Lunch in the Food Wasteland of NYC's Midtown Manhattan 2010

  • All the rooms smelled like pumpernickel bread, but the closer you got to the kitchen, you came up against distinct portobello, fiery green pepper with red moles, and onions that made your eyes feel like the end of a funeral.

    Sphynx Clara Michael Seidel 2012

  • Their signature salad chock full of fresh greens, sun-dried tomatoes, spinach, avocado, eggplant portobello mushrooms and topped with pepita encrusted tofu is enough to show you that this ain't your traditional bar menu.

    Carolyn Scott: Miami Twice: Miami Healthy Dining Hot Spots Part 2 Carolyn Scott 2012

  • Among the tastiest entrants were potato gnocchi topped with crab, grapes, sweet peppers and creamy sauce from Origen; crab-and-grape-stuffed portobello mushrooms from Giovanni; guacamole-topped crab salad from Picante; and a cucumber-wrapped crab salad with grilled Romaine hearts depicted above from Pyramid Brewery.

    Anneli Rufus: SPAM Pie and Other Cooking Competition Winners Anneli Rufus 2011

  • Rudy's, which seats about 70 people, offers traditional diner fare of burgers, shakes, and fish and chips but also serves up vegan dishes such as a portobello mushroom burger and a tofu salad.

    Rudy's Can't Fail Café Bobby White 2011


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  • Agaricus bisporus is known by many names several of which refer to different stages; "button mushroom" when sold, collected or eaten in young, unopened form, "Crimini mushroom" or "baby bella" an immature portobello, or "Portobello mushroom" as a large brown mature mushroom. It is known as the champignon de Paris in France. It is also often called simply "champignon" (the french word for "fungus") in several languages.

    The cultivated mushroom is a member of the large genus Agaricus, which has numerous members which are edible, tasty and collected worldwide. The next best-known is the commonly collected wild mushroom (A. campestris), known in North America as the meadow mushroom or field mushroom in England and Australia. This can be found throughout much of the United States and Europe.


    March 12, 2008