Manual

Theflavorof coffeedependsona
varietyof factors,includingthe
quality,freshness,androastofthe
beans,thepurityofthebrewwater,
thecleanlinessofthebrewing
equipment,andthebrewing
temperature.Thefineness
andconsistencyof thegrind
isalsocritical.
oilsandessences,resultinginavery
thinandweakflavor.Ifthecorrect
grindisused,addingmorecoffee
simplymakesabrewstronger
withoutmakingit excessivelybitter.
Theconsistencyofthegrindisalso
animportantfactorintheflavorof
coffee- andabsolutelycritical
Coffeethatisgroundtoo
finefor aparticular
brewingprocess- usinga
fineespressogrindinadripcoffee
maker,forexample- willresultin
thebrewwaterover-extractingthe
oilsandaromaticcompoundsinthe
coffee,yieldinga brewthatis
extremelypungentandbitter.
Conversely,coffeethatistoocoarsely
groundfora particularprocesswill
resultintheunder-extractionof the
whenmakinggreatespresso.
Ifthegroundsareuniform,
equalamountsofsoluble
compoundswill beextractedfrom
each.If thegroundsvaryinsize,
somewillbeover-extractedand
somewillbeunder-extracted,
leadingto extremelypoorquality.
It'snotsurprisingthata precision
grindismandatoryforgoodespresso,
whichisbrewedwithnear-boiling
waterunder130-1bs.of pressure.