<Tr> <Th> Carbohydrate </Th> <Td> 35.3 g </Td> </Tr> <Tr> <Th> Other information </Th> <Td> www.marsbar.com </Td> </Tr> <P> Mars is a British chocolate bar . It was first manufactured in 1932 in England and was advertised to the trade as being made with Cadbury's chocolate couverture . Its closest counterpart in the United States is Milky Way . </P> <P> In 1932, Forrest Mars, son of American candy maker Frank C. Mars, rented a factory in Slough and with a staff of twelve people, began manufacturing a chocolate bar consisting of nougat and caramel covered in milk chocolate, modelled after his father's Milky Way bar, which was already popular in the US . The bar and the proportions of the main components have changed over the years . With minor variations, this version is sold worldwide, except for the US, and is packaged in a black wrapper with red gold - edged lettering . </P>

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