第1532章 脱水蔬菜的意义(2 / 2)

欧皇崛起 太上老牛 1596 字 2023-04-01

什么?你说吃罐头也挺好?拜托,马林这个年代的罐头,用的是高温蒸煮技术,维生素C破坏很大的。就算是水果罐头,估计也就只剩小部分维生素C了。所以,还不如脱水蔬菜呢。

而且,脱水蔬菜是可以袋装的。不像水果蔬菜罐头,需要瓶装。这年头可没塑料瓶和铝罐,装罐头只能用玻璃瓶。而玻璃瓶易碎,需要用木盒固定,非常麻烦,成本高,还占空间。

但若是用袋装的蔬菜叶的话,用油纸袋包装脱水蔬菜,运输非常方便。因为,油纸袋包装的蔬菜叶,可以随便堆积。不像玻璃瓶,先需要木盒固定,然后才能堆码。浪费空间不说,还需要大量木盒。而用油纸袋的话,以目前北海国造纸技术,成本比用木盒和玻璃瓶低多了。

……

除此之外,脱水蔬菜的加工,还可以拥有技术壁垒。至少,别的国家不知道脱水蔬菜必须避光,也不知道脱水时温度必须低于80度。若是高于80度,维生素C就被破坏了。

这样一来,别的国家就算模仿北海国,只要不知道要点。贸然地用晒干的菜叶当脱水蔬菜,或者用超过80度的高温烘干蔬菜。这样做出来的脱水蔬菜,其实毫无价值。因为,维生素C都被破坏了……

……

有了想法之后,马林在城外的保密庄园里兴建了一个脱水蔬菜加工基地。

基地采用火炕加热搭配室内生火炉的办法,提升室内温度到70度左右(有水银温度计监控温度)。然后,把蔬菜放在火炕上,定时翻一翻。进行中高温烘干,而烘干时间。经过数天的尝试,终于定为10个小时以上。

等蔬菜烘干好后,就会装入油纸袋中,再在另一个火炕上中高温加热一下,进行杀菌,然后趁机用胶水密封,隔绝空气。

这样,一袋脱水蔬菜就加工好了。然后,可以大量供应给大航海的船员,和战争时期的军队。

食用的时候,只需要撕开油纸袋包装,放入水中浸泡一会儿,就可以生吃了……

……

什么?你说要爆炒?抱歉,猛火爆炒后,维生素C损失太厉害。想要摄取维生素C,最好生吃。

而且,在这个年代的欧洲,欧洲人也习惯了生吃蔬菜。但水果,却反过来用水煮……

所以,别担心船员们吃不惯生菜,人家就这样从小吃到大的!

而热干燥技术加工的脱水蔬菜,密封包装后,只要保存得当,怎么说也能保存个一年以上。如此,足够大航海的船员们中途吃蔬菜了。

至于脱水蔬菜的加工成本?油纸袋成本在加拿大布雷顿角岛造纸厂并不贵,而加热火炕用的煤炭,马林手里也不缺。和大航海事业相比,这点消耗简直不算啥……

就算热干燥技术的脱水蔬菜维生素C损耗不小,但吃多了,也毫无问题的。毕竟,油纸袋包装的菜叶,可以堆积如山,而不担心玻璃瓶破碎什么的。

至此,以后的北海国远洋船只,船舱里都堆满了装着脱水蔬菜的油纸袋。船员们在航海途中,一边啃着面包,一边吃着用水浸泡过的脱水蔬菜,比带什么罐头方便多了。

而制作脱水蔬菜的原料,马林暂定用大白菜、卷心菜和生菜。特别是大白菜,亩产量高,成本低。这样,制作出来的脱水大白菜,就算敞开供应给船员吃,成本也不高。甚至,比用柠檬树叶泡水还要便宜些……

然后,马林还会在航海中继站的古巴、巴拿马和基隆那边,都设立脱水蔬菜加工中心。船只路过,可以随时补给脱水大白菜。这样,船员们就不担心缺乏维生素了……

后来,北海国航海圈流行这样一句话——每天一棵大白菜,远离坏血病……

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