Heather Thomas Heather Thomas is a health and cookery writer and editor. She is the author of The Halloumi Cookbook, The Nut Butter Cookbook, and The Avocado Cookbook (Ebury 2016).Heather has worked with many top chefs, nutritionists and omen's health organisations and charities, and has contributed to health and food magazines in the UK and the United States. She practises what she preaches and eats a very healthy diet and stays slim and fit. Read More Read Less