Chocolate truffle

A chocolate truffle is a French chocolate confectionery traditionally made with a chocolate ganache centre and coated in cocoa powder, coconut, or chopped nuts. A chocolate truffle is handrolled into a spherical or ball shape. The name derives from the chocolate truffle's similarity in appearance to truffles, a tuber fungus. It was created in the city of Chambéry by the pastry chef Louis Dufour. Over the years, many varieties appeared under different names :

Source: Wikipedia