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A Zerno Z1 Review & A Grand Universal Theory Of Coffee Grinding

2025-03-21 Entertainment
664.4k
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James Hoffmann
James Hoffmann
2.5m subscribers

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Description

Timestamps 0:00 How To Approach Choosing Coffee Grinders To Review 02:23 What I Really Like About This Grinder 05:18 A Small Aside on Burrs 06:30 The Interesting Auger / Prebreaker Piece 07:50 Grind Retention Performance 10:57 Sound Quality, Making An Espresso With It, & Tasting Segment (if you even care) 12:06 What I Don't Love About This Grinder 16:37 The Grand Unified Theory of Grinding 17:02 The Path Of Coffee Through To The Burrs 17:38 Regrinding and The Problems It causes 19:05 Moving The Bottleneck 19:59 Single Bean Feeding vs Slow Auger 26:09 Who Is This Grinder For? 28:48 Appreciation For My Patreon The Zerno website: https://zerno.co The Fresh Coffee print that's in the background: https://geni.us/THT-FreshCoffee The Coffee Joy print in the background: https://geni.us/THT-Joy Other Links: Patreon: https://www.patreon.com/jameshoffmann Limited Edition Merch: https://geni.us/TensHundredsThousands Instagram: https://www.instagram.com/jimseven Twitter: https://www.twitter.com/jimseven My Books: How to Make The Best Coffee At Home*: https://geni.us/howtomakethebestcoffee The World Atlas of Coffee*: http://geni.us/atlasofcoffee The World Atlas of Coffee Audiobook*: https://bit.ly/worldatlasofcoffeeaudio The Best of Jimseven*: https://geni.us/bestofjimseven Things I use and like: My old glasses: http://bit.ly/boldlondon My new glasses (Sept 2024 onwards): https://bit.ly/thenewglasses My hair product of choice*: https://geni.us/forthehair (*Affiliate links which may earn us a commission)

Top Comments (10)

@Phil8531 2025-03-21

Do I already know that it‘s a fantastic grinder? Yes! Can/Want I afford it? No! Am I still gonna be watching this James Hoffmann video? Absolutely!

1.4k 13 replies
@CS-px9rr 2025-03-22

The Hoffman-effect: "When you are not really THAT into the subject matter, but you enjoy the presentation so much that you still always watch all the videos to the end"

1.1k 15 replies
@khenke1972 2025-03-21

This is like watching a review of a Ferrari, I know from the start that I will never own one but it's still fascinating to watch.

764 26 replies
@Thirtyleven 2025-03-21

I think Grind Unified Theory would be a good name

408 14 replies
@arenjanian8295 2025-03-22

James Hoffman explaining the particulars of the nanometer range and at the same time saying; “Magnets! How do they work?!” Genius.

339 10 replies
@Laurabeck329 2025-03-21

Grand universal theory of coffee grinding may be the most Douglas Adams series of words ever said on this channel

338 10 replies
@Jamiemlux 2025-03-21

Nice to see 2016 iMac stands being put to good use

314 6 replies
@ProxyProwess 2025-03-22

I’m not a coffee nerd. I’m an analysis nerd. I like seeing how people dissect, assess, report their findings. You and your team keep me coming back to watch videos about things I will never buy because you do it so well.

162 5 replies
@puppsmcgee74 2025-03-27

As a chronically clumsy person, I greatly appreciate your kind and unexpected concern for my finger longevity.

91
@davidsykes2825 2025-03-22

“Helpful placebo effect” Yes!!! Thank you!!! This is such an unrecognized part of product satisfaction.

69 1 replies

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