以紫菜為代表的海藻類植物含有人體所必需的多種維生素、kuangwuzhichengfen,qiejuyouweidaoxianmei,reliangdidetedian。zhelijieshaoyizhongribenjinnianlaikaifachulaidepenghuahaizaoshipin,tawaiguanpengsong,bingjuyoushifenlianghaodexinkouwei,zuoweixiajiucaihejishixingshipin,poshourenmenhuanying。
將jiang海hai藻zao膨peng化hua並bing不bu困kun難nan。可ke將jiang紫zi菜cai之zhi類lei的de藻zao類lei置zhi於yu密mi閉bi的de容rong器qi內nei加jia熱re,海hai藻zao中zhong含han有you一yi定ding量liang的de水shui分fen,受shou到dao高gao熱re時shi,水shui的de溫wen度du甚shen至zhi可ke超chao過guo沸fei點dian,但dan由you於yu容rong器qi是shi密mi封feng的de,所suo以yi內nei部bu壓ya力li很hen大da,在zai此ci情qing況kuang下xia,水shui不bu能neng汽qi化hua;rengchengxianyetai。ruguojiangrongqikaikouturandakai,chuyugaowengaoyazhuangtaixiadeshuishunshijinruchangwenchangyazhuangtai,tajiuhuixunsuqihua,tongshitijiyehuidadazengjia,jichuxiantijipengzhangxianxiang。shuipengzhangshichanshengdejudayalishihaizaoneibuzuzhizaodaopohuai,tongshifashengpenghuaxianxiang。zhiyaoshidangtiaojiejiarewendu、容器內壓力及加熱時間,就可以控製海藻膨化度及內部組織變化的程度,從而獲得表觀密度不同、口味也有差異的膨化海藻食品。海藻膨化食品具體做法:
1、將含水率為15%左右的紫菜(未經加工的原藻)放入可旋轉的壓力鍋中;蓋上蓋後,一麵使壓力鍋旋轉,一麵對其加熱。壓力鍋內的溫度和壓力將會逐漸升高,當其壓力達到7個大氣壓時(壓力鍋上帶有壓力表,以便隨時觀察),zaishunjiandakaiguogai,suizheyishengxiang,guoneidehaizaojiuhuijikefeidaoguowai。zaigaoyaguokouyuxianshezhiwangzhuangkoudai,feichudehaizaojiubeiquanbushourudaizhong。youyuyalidexunsujiangdi,zicaibeipenghua,qitijizengjiahaoduobei,kouganheweidaoyupenghuaqiandezicaidabuxiangtong,biandegengweixianmeikekou。
2、將紫菜與大米按1∶50的重量比混合,然後將半混合物放入壓力鍋中進行膨化處理(方法同1),可得到膨化大米(即大米花)和膨化紫菜的混合物。
將前兩例中的壓力鍋改換為由一對可嵌合在一起的中空半球狀的金屬件構成的壓力容器,其中放入按1∶4重量比混合的紫菜和大米混合物,同前兩例一樣進行膨化處理,膨化物從容器中間位置(即二半球嵌合處)放出,紫菜和大米附著在一起,產品呈圓餅狀。
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