Celebrity chef: I used cocaine twice

British television chef Nigella Lawson arrives at Isleworth Crown Court in west London, on December 4, 2013.
British television chef Nigella Lawson arrives at Isleworth Crown Court in west London, on December 4, 2013.

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    Celebrity chef: I used cocaine twice

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Celebrity chef Nigella Lawson testifies in a fraud trial that she used cocaine twice. CNN's Erin McLaughlin has more.