Analysis of the Finished Brew

When coffee is brewed, hot water removes most of the water-soluble material by a process that combines dissolving and extracting. The water first penetrates the grounds, dissolves some of the chemical components it encounters, makes a solution of these materials, and then exits the grounds to produce the familiar beverage. We measure the solubles yield […]

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Understanding Mouthfeel

Mouthfeel is the tactile sense that is derived from physical sensations in the mouth during and after ingestion. These sensations are created by density, viscosity, surface tension and other physical and chemical properties of what is being ingested. The mouth features a network of free nerve endings, which respond to touch and light pressure, as […]

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