Calibration for espresso vs filter
How to calibrate a grinder for espresso versus filter coffee, and why the grind requirements differ between methods.
Extracted bitter
Iterative optimization process
How to use an iterative optimization process to refine coffee recipes through systematic adjustments, measurements, and sensory feedback.
Pressure, temperature, and flow
How pressure, temperature, and flow interact to control espresso extraction and flavor balance.
Definition and brew parameters
The definition of espresso and the key parameters that govern its preparation.
Iterative dialing-in workflow
A systematic approach to refining brew parameters step by step until the desired flavor balance is achieved.