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=The world's first eating chocolate to be produced commercially goes on sale at vevey, Switzerland; François-Louis Cailler, 23, introduces the first chocolate to be prepared and sold in blocks made by machine. (Chocolate for beverage use has long been sold in cakes, made with a cornstarch binder, and often containing sugar and spices. Cailler starts a company that will specialize in fondants, but his chocolate is not candy>>. (http://www.answers.com/topic/1819) Food and drink==In this year 1819 and 1820 food preservation factories using the Appert process of canning in sterilized glass jars open in the United States, with Thomas Kensett's factory in New York City and William Underwood's in Boston, Massachusetts.=

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16y ago

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