6
[Challenge-Solved] Round 3
(sh.itjust.works)
As a nurse, I can tell you what my first thought was, but no (also walnut would be a terrible material for that).
Coffee dosage tray with a water sprayer (wetting the beans helps to stick the grounds together, so they are easier to distribute and don't stick to the housing of the grinder, which otherwise happens due to electrostatics).