Caporegime
Ages. Open them up and have a look at the burrs. If they are all chipped and.. uh.. burred then it's time to replace them but that shouldn't happen often unless you are grinding pebbles or something.
Does anyone know how long the burrs last on a Porlex grinder, or how to tell they're on their way out?
Any coffee expert will tell you that coffee tastes its absolute best within weeks of roasting. We go to great lengths to ensure our members receive their coffee within 14 days of roasting.