The Button mushroom (Agaricus bisporus) is a gilled fungus which naturally occurs in Europe and North America, though now occurs much more widely.
Also called the table mushroom, white mushroom, common mushroom, cultivated mushroom, and called champignon de Paris in France, it is one of the most widely cultivated mushrooms in the world. Most grocery stores in the Western world sell this mushroom in canned and fresh preparations.
An agaric, its gills are often left on in preparations.
Button mushrooms are fairly rich in vitamins and minerals.
The mushroom contains an especially high amount of vitamin B and potassium.
Raw mushrooms are naturally cholesterol, fat, and sodium free.
The mushrooms also have very low energy levels - five medium-sized button mushrooms added together only have twenty calories (80 kilojoules)..
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