It's the holy grail of the coffee world: a grinder that optimizes flavor from every bean. An Idaho couple has spent years perfecting a hand-cranked machine that's as good as much pricier models.

An electric coffee grinder is the quickest, most convenient way to mash whole beans into brew-ready powder on the average work morning, but there are times when only a hand grinder will do. Maybe ...

So are hand grinders the panacea that satisfies both baristas and avid home brewers in their quest to place the best coffee into the kitchen of every home and office?