[Homeroast] Monday Morning Cup

Brian Kamnetz bkamnetz at gmail.com
Wed Aug 25 13:23:18 CDT 2010


Rich,

In the past, people have mentioned using a simple kitchen fine
strainer for this purpose. Is that what you use?

Brian


On Wed, Aug 25, 2010 at 1:40 PM, Rich <rich-mail at octoxol.com> wrote:
> It is very simple.  Sift out the fines and use whatever grinder you like.
>
> Doug Hoople wrote:
>>
>> I don't have a clue what you're actually getting at here, RayO, but that's
>> nothing new. You're often getting at not much, almost always
>> entertainingly,
>> though.
>>
>> A year ago, when I was experiencing regular drawdown delays and stalls in
>> my
>> Yama vacpots with a Cory rod, Barry suggested that the answer to the
>> problem
>> was, in his words, "Grinder, Grinder, Grinder," a mantra we hear around
>> here
>> a lot.
>>
>> Turns out that assertion was wrong in two ways, 1) that the problem would
>> go
>> away with the introduction of a great grinder, and 2) that there was no
>> other way of addressing the problem.
>>
>> Barry ran a short, but relatively conclusive, test that indicated coarsely
>> ground dark roast coffee from either a Mazzer Mini or a Cimbali Max Hybrid
>> still caused drawdown delays in a Yama vacpot with a Cory rod.
>>
>> That's not to say that the problem wasn't lessened by the introduction of
>> a
>> "great" grinder, only that it wasn't solved outright.
>>
>> In the meantime, using the terminal heat burst method, I was able to take
>> the output of the Baratza Virtuoso, a "good" grinder (longevity relative
>> to
>> the Mazzer tanks notwithstanding), and make the problem go away entirely,
>> using any grind level and any level of darkness of roast.
>>
>> Now it could be argued that neither the Mazzer Mini nor the Cimbali Max
>> Hybrid are "great" grinders, but you're starting to really split hairs at
>> that point. And who wants to sign up for a Robur or a Ditting in the hopes
>> that "grinder, grinder, grinder" is the whole answer, especially if the
>> answer is actually "not really."
>>
>> Was my research exhaustive? No. Could it actually be called research?
>> Under
>> the tightest definitions, no.
>>
>> But do I have enough information to demonstrate conclusively that I don't
>> need a $3000 grinder or a kitchen-reducing tank in order to get my
>> glass-rod
>> vacpot to behave properly? Absolutely.
>>
>> So put that in your Super Jolly and grind it, RayO. :)
>>
>> Doug
>>
>> On Wed, Aug 25, 2010 at 8:40 PM, <raymanowen at gmail.com> wrote:
>>
>>> "A great grinder wasn't going to solve the problem, and you helped me to
>>> prove that." [The research was a farce if you already knew the answer.]
>>>
>>> "Doesn't mean that a lousy grinder wouldn't confound the problem, just
>>> that
>>> a
>>> great grinder wasn't going to fix it."
>>>
>>> Congratulations! You proved a negative. Does your proof hold in every
>>> case,
>>> or only in the case of Great Grinders from Grinders-R-Us, that you can
>>> hold
>>> at arm's length in one hand?
>>>
>>> Maybe you proved that 2 different POS grinders are identically bad, so
>>> you
>>> can't detect the difference between them.
>>>
>>> When two grinders both make grounds with with wild size and shape
>>> variation,
>>> neither has control of the particulate size, and the operator has no
>>> control
>>> over the brewing characteristic of grounds that resemble Martian surface
>>> rubble.
>>>
>>> Different size coffee particles brew and extract differently. Otherwise
>>> why
>>> make small pieces out of the fairly uniform-sized beans in the first
>>> place,
>>> and why make the grinders adjustable at all??
>>>
>>> The one statement that would answer both questions is ludicrous. If you
>>> need
>>> size variation in a particular brewing method or it doesn't make any
>>> difference, you're sitting in the rong pew.
>>>
>>> Blade grinders generate the exact rubble you seek and they preheat the
>>> grounds at no additional charge. When viewed with an inspection loupe,
>>> even
>>> the grind from new Mazzer burrs is seen to vary by as much as 10:1
>>>
>>> The particle volume variation is 1,000:1. (r³ and all) If that doesn't
>>> make
>>> any difference, *$ has your coffee. Helluva note! Happily, there aren't
>>> many
>>> fines from the new burrs. The old [new] burrs lasted 5 years before they
>>> started making fines, even though they felt very sharp. ¿Maybe grinding
>>> bread flour wrecked them? No more of that, but it worked.
>>>
>>> If a different brew requires a different grind size, then proper brewing
>>> can't possibly use the variable rubble size of most grinders. Of course,
>>> if
>>> you like stalled brews in vacuum pots, don't change a thing. Keep doing
>>> what
>>> you've done and you'll keep getting what you got.
>>>
>>> Cheers, Mabuhay -RayO, aka Opa!
>>>
>>> Got grinder?
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>
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