<Snip> I've mentioned it numerous times over the years. Make up individual brew sized pre-ground FoodSaver vac bags and keep them in the freezer. Great for work and or travel. Grind isn't exposed to oxidization like with a ziplock baggy or Tuperware container. (Yes there is some residual oxygen in FoodSaver vac bagged items, but far far less.) Many can taste flavor staling degradation in grinds in minutes not hours... Kona Konnaisseur miKe mcKoffee URL to Rosto mods, FrankenFormer, some recipes etc:http://mdmint.home.comcast.net/coffee/Rosto_mod.htmUltimately the quest for Koffee Nirvana is a solitary path. To know I must first not know. And in knowing know I know not. Each Personal enlightenment found exploring the many divergent foot steps of Those who have gone before.