Allegra has been cooking professionally for 25 years. In 2004, Allegra co-founded LEON, the award-winning, healthy, fast food restaurant group. Six months after opening, LEON was named the “Best New Restaurant in Great Britain” at the Observer Food Monthly Awards, and in 2008 it won the Palme d’Or for the Best Restaurant Concept in Europe.
Over the years she has worked as a chef consultant to many businesses, mostly within the area of public space eating, such as The Royal Parks, The Tabernacle (a community centre in Notting Hill) and the Institute of Contemporary Arts. Since 2010 she has been a consultant to Pret a Manger.
Allegra is a patron of the Fairtrade Foundation, a Fellow of the RSA, a spokesperson for Compassion in World Farming and sits on the Advisory Board for Good Catch Sustainable Fish Forum. She is also patron of The Food Chain (a charity that delivers hot meals to people with HIV and AIDS), as well as the Notting Hill Farmers’ Market and the London Gay Symphony Orchestra.