I’ve probably brewed over a thousand times with Hario V60 brewing device. Recently I began exploring the Tetsu Kasuya 4:6 technique, and you know what? It has become my favorite Hario V60 brewing technique!

In this video, I will go over how you use the technique, the extraction science behind it, the versatility the brewing steps provide and why I will be using it as my daily Hario V60 brewing technique moving forwards.

-- Links --

Original Tetsu Kasuya 4:6 video -    • A Coffee Brewing Theory "4:6 method" ...  
Brew Variable Charts - https://www.dropbox.com/scl/fi/abueu3...
https://www.dropbox.com/scl/fi/gcye41...

-- Timestamps --

0:00 Intro
0:38 Brewing Steps
3:16 Pros of Technique
9:20 Cons of Technique
10:20 Outro

- Mastering Everyday Coffee