Brown Mushroom (Portabella), also known as Cow's Tongue Mushroom, Pork Liver Mushroom, Pig's Tongue Mushroom, Liver Mushroom, Fresh Blood Mushroom as called in Japan, with fluffy, juicy, reddish-brown flesh, short-stalked type or none, and strong aroma, it is a kind of rare edible fungus in cold temperate zone to subtropical area. Originated from Italy, it is a large brown variety of mushrooms, with a large cap and thick stipe, fat flesh, more tender and delicious taste than white mushrooms, more rich and palatable flavor than shiitake mushrooms, and high nutritional and health care medical value. It has high commercial value and can be produced in large area. The temperature of mushroom is 10-30℃, and the cultivation method is similar to that of Ganoderma lucidum. Soak to make it soft, and then thoroughly simmering, tender meat, slippery and fluffy, soft and juicy, not rotten and with delicious fragrance, sweetness and comfortable gelatinous feeling.