| 摘要 |
PURPOSE: A method for drying a mushroom by making vacuous the interior of a drier and then supplying low temperature steam thereto is provided. It can dry the mushroom faster than a hot air dying method, needs low energy consumption and maintains characteristic taste and flavor of mushroom without the destruction and loss of nutrition. CONSTITUTION: A mushroom is dried for 15 to 25hr at 10 to 15deg.C in a vacuum drier under vacuum state. The vacuum drier contains a body(1) containing a heating plate for placing a mushroom, a heat supply apparatus(2) for supplying heat to the heating plate installed in the body, a vacuum apparatus(4) for making vacuous the interior of the body by the operation of a vacuum pump(3), a circulation apparatus(5) having a fan to circulate air in the body and a cooling apparatus(6) for converting steam in the body to water by condensing the steam.
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