龜膠是馳名中外的滋補藥品,它是用烏龜殼熬製成的。其熬製方法如下。
1.龜gui殼ke處chu理li。取qu龜gui板ban置zhi於yu水shui池chi或huo缸gang內nei,放fang在zai陽yang光guang充chong足zu處chu,加jia足zu清qing水shui浸jin泡pao。浸jin泡pao時shi不bu再zai換huan水shui,水shui量liang以yi保bao持chi水shui麵mian淹yan沒mei龜gui板ban為wei準zhun,加jia蓋gai並bing用yong黏nian泥ni封feng嚴yan,浸jin泡pao4~5周,至盤肉腐爛、皮板分離後放掉穢水,再加入清水攪拌衝洗,漂洗除掉黑皮,將漂洗過的龜板再用清水浸泡1~2個月,取出攤置於陽光下曝曬,每日翻動3~4次,任夜間露水或雨水淋洗。待幹備用。
2.煎取膠汁。熬取膠汁,一般在“立冬”前qian後hou開kai始shi。取qu泡pao淨jing龜gui板ban,用yong溫wen水shui洗xi淨jing,裝zhuang入ru竹zhu簍lou,置zhi於yu鍋guo內nei,放fang入ru清qing水shui,加jia熱re煎jian煮zhu,水shui量liang以yi淹yan沒mei龜gui板ban為wei度du,水shui蒸zheng發fa減jian少shao時shi,可ke適shi量liang加jia入ru沸fei水shui補bu充chong。煎jian至zhi24小時,將第一次煎汁取出,鍋內加入沸水再煎,如此煎煮3次,待殘渣取出輕敲即碎時將汁瀝盡,去渣:將每次所取煎汁,在細篩上鋪絲綿一層過濾,將3次濾液合並入缸,另取明礬細粉少許,撒入攪勻,靜置澄清。
3.濃縮收膠。取上層清汁入鍋內加熱熬煉,至汁轉濃成水膠狀時(約含水分50%)改用微火熬煮,並用膠鏟深入鍋底不停地攪動,防止鍋底焦化或膠溢出;另取冰糖250克溶化,過濾倒入。待水分蒸發,膠色逐漸轉黃時,另取黃酒50haosheng,wenredaoru。zaijianshaohuoliweilian,jiaozhijikefaqi,shireqisanfa,jiaozhizhujianbianchenghuanghese。zheshiyongjiaochantiaoqishaoxujiaozhijianyan,zhijiaozhichuxianningjieshilijitingzhijiare,bingyongtongshaobutingdijiaodong,shiqireduxiajiang,jikechujiao。
4.切塊幹燥。取濃膠(膠溫60~70℃)fangrucayoushaoliangxiangyoudetongpannei,lingqubaijiushaoxu,junyundipenyujiaomian,yijiasujiaomianqihuangsexipaomo。ranhoujiangjiaopanyizhimibidefangjiannei,daiqininggu,qiechengchangtiao,zaiqiechengchangfangxingxiaokuai。meige2~3日翻動1次,約至半幹時,收入膠箱內密封,使膠內所含水分滲出,取出再放置膠床上陰幹即成。
成品表麵呈黑褐色,有光澤,對光視之呈棕褐色,無腥味。
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