Definition and brew parameters
The definition of espresso and the key parameters that govern its preparation.
Yield ey
Acceptance thresholds and tolerances
How to set clear quality thresholds and tolerances to ensure consistency in coffee production and brewing.
Calculating EY and TDS accurately
How to correctly calculate extraction yield (EY) and beverage strength (TDS) for precise quality control in coffee brewing.
Brew ratio and dose/yield math
How to calculate and adjust brew ratios, dose, and yield to achieve consistent extraction and desired cup strength.
Extraction yield and beverage strength
How the amount of coffee extracted relates to the final beverage strength and flavor.