I’ve roasted professionally for a decade and this is the first book that actually explains the *why* behind each curve adjustment, not just the what. The chapters on charge temperature and development time alone saved me from weeks of trial and error. If you’re past the beginner stage, this is worth
Daniel D.★★★★★
The data-dense roast curve charts are worth the price alone, and the way he breaks down airflow adjustments finally made my inconsistencies click. I've read it twice already and still find new details each pass.
Charlotte Y.★★★★★
The chapter on charge profiles alone is worth the price—it finally explains the exact roast development times I've been second-guessing. Scott clearly draws on real consulting work here, not just theory.