Mason was appointed to an EU committee Euroterroirs in 1992. Mason and Brown's research later underpinned the publication in 1997 of
The Taste of Britain by
Harper-Collins with a foreword by
Hugh Fearnley-Whittingstall. She published
Sugar-Plums and Sherbert: a Prehistory of Sweets in 1998. As
Alan Davidson's research assistant she wrote many of the articles in
The Oxford Companion to Food (1999). She wrote several books for the
National Trust:
Farmhouse Cookery in 2005, and
Book of Crumbles and
Book of Afternoon Tea both in 2018, and
Roasts in 2019. Her other publications included
Sweets and Candy (2019) and
Pine, about
pine trees, in 2013. ==Personal life==