 Before this position he worked at Roscoff Restaurant under Paul Rankin and Peacock Alley under Conrad Gallagher, formerly head chef of the Grill Room at the Dorchester Hotel in London, but left in January 2009 to run his own pub in Cheshire.At Adlards in Norwich, by age 22, Byrne was the youngest chef to win a Michelin star.He worked at a number of Michelin-starred establishments.