The coffee corn  produce most importment point is at cooking and dry parts,the corn is best to using waxy corn,before cooking

need to soaked about 3 hour,this can save time to cooking,the cooking bolier  just need about 2 hour to make corn ok.

If not soaked the corn,that bolier need 3.5 hour to cooking this will take more time and energy.and if  workshop size is ok

the best is to build and pool for soak the corn in advance.

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