Debugging Vaporexpress Profile Espresso Shots

Coffee Data Science

Renaming steam pre-infusion profile

A few months ago, I was able to more pinpoint why a lever machine (Kim Express) outperforms a Decent Espresso (DE) machine, namely steam pre-infusion. I started exploring this variable more, and steam pre-infusion breaks a few things we normally associate with espresso like pressure. Most of my shots have had pressure below 2 bars but with good extraction. So I wanted to push the boundary and further develop the profile.

After …

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