How to Cold Brew Set ratio: 1:12 Coffee 1 g. / Water 12 ml. = coffee 140 g. / water 140x12=1,680 ml.
DoubleTree by Hilton Bangkok Ploenchit processes the cold brew technique. This is done by soaking the ground coffee in water over filtered paper. The coffee is soaked for 24 hours at room temperature, then it is ready for bottling.