In the Orient people used to read from coffee grounds, therefore the mocha cup is simply turned upside down after consumption to see the future from the pattern of the coffee on the saucer... But there are other great ways to use the coffee grounds, coffee residue or coffee puddle as it is otherwise known. I have written a short treatise on earthworms that love coffee and how to drive the snails to the neighbour who still drinks capsule coffee.
The blog around paperless coffee and tea filtering. #savepaper