PROBLEM TO BE SOLVED: To utilize hot spring heat, in a process of producing a black garlic by subjecting a raw garlic to fermentation and aging, without using fossil fuel for securing the heat source thereof.SOLUTION: A container charged with a raw garlic is stood in a shelf 2 lying at the inside 5 of a chamber 5 in a sealed container. The inside of a heat radiation tube 3 passed through the sealed container 1 is passed through hot spring water or the vapor 4 of hot spring water, and the temperature in the chamber 5 of the sealed container is retained fixedly and also to a high temperature.COPYRIGHT: (C)2015,JPO&INPIT【課題】 生にんにくを発酵・熟成させて黒にんにくを製造する過程において、その熱源の確保に化石燃料を使用せず、温泉熱を利用する。【解決手段】 生にんにくを入れた容器を密閉容器の室内5にある棚2に静置する。密閉容器1を貫通させた放熱筒3の中を温泉水又は温泉の蒸気4を通過させ、密閉容器の室内5の温度を高温かつ一定に保持させる。【選択図】図1
