Researchers delved into the physics of conching, the stirring process that transforms ground cacao into a meltingly smooth treat. By Veronique Greenwood What do chocolate and concrete have in common?

The science of what makes good chocolate has been revealed by researchers studying a 140-year-old mixing technique. The science of what makes good chocolate has been revealed by researchers studying a ...

Smooth mixture: physicists have discovered the secret of a 140-year-old process for making chocolate. (Courtesy: Shutterstock/Kati Finell) New insights into the physics of chocolate production have ...

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Chocolate-making is an art. First you have to put the ingredients through a process called conching. In one type of conching machine, big heavy rollers mash the ingredients over and over again on a ...

The science of what makes good chocolate has been revealed by researchers studying a 140-year-old mixing technique. Scientists have uncovered the physics behind the process - known as conching - which ...