Stop Renouncing Refractometers

Stop Renouncing Refractometers

It’s 2016 and there’s still a lot of misinformation and anti-intellectualism surrounding refractometers for coffee. Here’s a couple phrases I’ve read recently, and my rebuttals. Apologies for the rant, but we should be collectively well past this. “Higher extraction...

VST,WTF Part 3

The Coffee Control Chart   This is the part of my presentation where Baristas lose focus and eyes glaze over. “Graphs? Numbers? I don’t need those. They’re scary. It’s all about the feels!” they say. Well perk up, because thoroughly understanding the coffee control...

VST:WTF Part 2

Now that I’ve covered what a refractometer is and how it works, it’s important to understand what it can and cannot do. There’s a lot of incorrect assumptions and opinions about these devices that I find myself constantly battling. Many baristas are understandably...

VST:WTF Part 1

VST:WTF? From time to time I present a lecture called ‘VST:WTF?’. It’s a two hour long foray into the science of measuring coffee with a refractometer. More than a thousand Baristas have sat through it, and now I’d like to share portions of the presentation with you...
The Downward Spiral Of Death

The Downward Spiral Of Death

Here’s a little sequence I like to call ‘The Downward Spiral of Death’. We’ll start off with a closed loop where it’s just the Barista not measuring the extraction yield of the coffee, and instead relying only on his/her palate (I’m guilty of...