Pressure and flow profiling curves
How pressure and flow profiling curves influence espresso extraction, and how baristas and researchers use them to optimize flavor and consistency.
Precise control
Boiler scale prevention and water path
How scale forms in espresso machine boilers, the water path it follows, and strategies to prevent buildup and maintain performance.
Siphon/vacuum pot fundamentals
The principles of siphon (vacuum pot) brewing, how it works, and how to optimize technique for clarity and theatrical presentation.
Remineralization recipes and concentrates
Understand how to adjust purified or RO water using mineral concentrates to achieve ideal coffee extraction properties.
Stepped vs stepless adjustment
The differences between stepped and stepless grind adjustments and how they affect dialing in espresso or other brewing methods.
Sensory-led profile iteration
This topic covers how to use sensory evaluation to refine and optimize roast profiles, linking taste outcomes directly to roasting parameters.