Darker roasts

Development Time and DTR targets

Development Time and DTR targets

This topic explains how to manage the development phase of roasting, including how to target the optimal Development Time Ratio (DTR) for flavor and roast consistency.

Acids: chlorogenic, quinic, citric, malic, phosphoric

Acids: chlorogenic, quinic, citric, malic, phosphoric

This topic explains the major acids present in green coffee, their roles in flavor and stability, and how they transform during roasting and storage.