Flat vs. Cone: Basket Shape is as Important as Grind Size in Drip Brew Coffee – 25 Magazine, Issue 8

Postdoctoral fellow Dr. SCOTT FROST, Professor JEAN-XAVIER GUINARD, and Professor WILLIAM D. RISTENPART share early results of an ongoing research project in partnership with the SCA and Breville Corporation. Anybody who has shopped around lately for a drip coffee brewer will recognize that modern brewers typically come with a filter basket that is either “semi-conical” …

European Extraction Preferences in Brewed Coffee

European Extraction Preferences in Brewed Coffee

By PETER GIULIANO In 1957, Professor E. E. Lockhart, Scientific Director of an organization called the Coffee Brewing Institute, wrote: “…the most acceptable cup of coffee would be prepared if the soluble solids ranged between 1.15 and 1.35 percent and the extraction between 18 and 22 percent.” — From the Soluble Solids in Beverage Coffee …