You can keep a keen edge on a small knife or pocketknife by drawing it toward you on the unglazed edge of an upside down #coffee or tea cup. Acts like an improvised whetstone! #protip #lifehack #CaffeineClub #TIL

@bfgreen OK, my butt puckered just thinking about how that would feel and sound 😬 😩 😂

@princesscarolyn it's not like fingernails on a blackboard or metal fork tines across a steel saucepan... !!!