He was one of the judges on the 2009 premiere season of Bravo TV’s Top Chef Masters.
He was also on the panel of judges on the American programme Top Chef Masters.
In 2009, Chef Norén competed on an episode of Bravo’s Top Chef Masters, which aired July 15, with Rick Moonen, Lachlan Mackinnon-Patterson, and Michael Chiarello (who was declared the winner).
As of April 2011, she is also acting as critic/judge on Season 3 of the Bravo reality television show Top Chef Masters.
In 2009, Chef Lo competed in the TV show Top Chef Masters with SHARE as the named beneficiary of her $20,000 winnings.
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Chiarello was included as a contestant on Top Chef Masters, winning his preliminary round and advancing to the championship round, placing second to Rick Bayless (first place).