Moisture is driven out of the beans. They turn from green to yellow/pale. Ends at "Yellowing" (approx. 160°C / 320°F).
The initial temperature of the drum. This should be adjusted based on batch size —larger batches need a higher charge temperature to maintain the roast curve.
Used to remove smoke and chaff while controlling convective heat. Too much airflow can "strip" flavor, while too little can lead to a smoky or acrid taste. 4. Post-Roast Best Practices The process doesn't end when the beans leave the drum. Coffee Roasting Best Practices Guide | PDF - Scribd coffee roasting best practices download
Roasting coffee is both a technical science and a sensory art. Whether you are a home enthusiast using a popcorn popper or a professional managing a 120kg production drum, the goal remains the same: transforming raw green seeds into aromatic, flavorful beans while maintaining consistency.
Ensure your roaster is tuned. This includes checking Drum RPM (typically 40-80 depending on diameter), ensuring gas pressure is within the manufacturer's range, and confirming airflow is consistent using a manometer. Moisture is driven out of the beans
A best practice in specialty roasting is a steadily decreasing ROR. If the ROR "crashes" (drops too fast) or "flicks" (spikes at the end), it can lead to "baked" flavors or "extra roastiness".
Occurs after the first crack. This is where you balance acidity and sweetness. Usually 15-25% of total roast time. 160°C / 320°F)
Below is a comprehensive guide to best practices for coffee roasting. If you are looking for a , you can access high-quality reference materials such as the Specialty Coffee Association (SCA) Protocols or specialized training PDF guides on Scribd . 1. Preparation and Green Coffee Analysis