Coffee with a grain in the glasses (although a variety of forms) is a common. Try coffee this one. Served with glasses face down, there is even sedotannya anyway. Yes, this is a grain of coffee with glasses reversed, can be taken lifting his plate, it could be taken through a straw. How blown first so fluid coffee seep out glasses. Coffee with a grain is known as "kupi khop" or in Indonesian means "coffee face".
Of the story, kupi khop this began with the habit of citizens coastal in Aceh West coffee in a long time. Once a message coffee, drunk mouthful then left to work in the sea. In order to coffee keep warm and not polluted dust and dirt, hence the glass reversed, so when the buyer coffee was back after fishing in the sea, they can still enjoy his coffee again
