Here’s how the $11,000 machine process the coffee:
The barista pours ground coffee onto an extremely fine filter atop a piston that descends into the machine. After the coffee steeps, the piston rises, creating a vacuum that pulls water through the grounds. The finished coffee flows through a spout into a waiting cup. Despite its price tag, a Clover can increase cafe owners’ profits by allowing them to charge more per cup according to the bean.