Working in rented space in an industrial building near chop shops in Somerville, Massachusetts, Taza Chocolate is not a remelter of purchased chocolate — a high craft of its own as practiced by ...

A classic conche (the machine in which conching is done) is double jacketed to regulate the temperature and has agitators to continuously stir the chocolate. Conching can be done for 6 – 72 hours; ...

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?

Cecelia Tessieri of Amedei at one of her chocolate conching machines. Sheila Dillon looks at the small number of companies around the world capable of turning cocoa beans into chocolate – from the ...