Read, 25 Specialty Coffee Association Read, 25 Specialty Coffee Association

The Color in Your Cup: Roast Level and Brew Temperature Significantly Affect the Color of Brewed Coffee | 25, Issue 17

Lead author SARA YEAGER shares the findings of a recently published paper, “Roast Level and Brew Temperature Significantly Affect the Color of Brewed Coffee,” published in the Journal of Food Science, exploring how coffee beverage color varies with origin, roast level, and brew temperature.

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How Strong is the Coffee You’re Cupping? New Model Captures the Equilibrium Extraction Nature of Full Immersion Brewing | 25, Issue 17

Lead Author JIEXIN LIANG shares findings of a recent paper, “An Equilibrium Desorption Model for Strength and Extraction Yield of Full Immersion Brewed Coffee,” published in Scientific Reports, that outlines a predictive model for the equilibrium strength and extraction of “full immersion brewed coffee” (cupping) between 80°C and 99°C (176°F and 210°F) and suggests we’re more easily able to control our total dissolved solids (TDS) via brew ratio instead of our extraction yield (E).

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From Sea to Shining Sea: Coffee’s Transport and Expanding Our Definition of “the Middle People” | 25, Issue 17

Efforts to make coffee’s supply chain more sustainable have resulted in more awareness of the labor it takes to produce coffee, but some parts of the chain remain overlooked. ERIKA KOSS sheds light on the vital human labor that makes it possible for farmers to be paid and for baristas to serve coffee.

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