Related to: 'Five Seasons of Jam'

Alex Mezger

Chow and Alex Mezger are brothers and the son of the founder of Jude's (the company is named after their mother). In 2002, in a Hampshire dairy barn, their father started churning delicious ice cream by hand, using milk from local cows. Alex and Chow are now the joint managing directors. They started by selling to their local pub and farm shops but are now a recognised brand across the UK. 10% of their profits go to charity.

Alex Mitchell

Alex Mitchell studied at the Chelsea Physic Garden. She has a weekly column in the Evening Standard and writes regularly for magazines and newspapers, including the Sunday Telegraph and Gardener's World magazine. She is the author of The Edible Balcony (2010), The Rurbanite (2013) and Gardening on a Shoestring (2015), published by Kyle Books.

Camilla Stephens

Higgidy's founder and chief pie maker, Camilla Stephens, began making pies in 2003, having trained as a cook at Leiths School of Food and Wine. She worked for a time as head of food development for Starbucks UK before leaving to follow her dreams and start her own business - Higgidy. Since then, Higgidy has become one of the UK's fastest-growing food companies, and its products are now stocked in most of the country's major supermarkets. Camilla is married to Higgidy's co-founder James, and they have two children.

Caroline Pessin

Caroline Pessin is a writer and food stylist who has worked in advertising, journalism and publishing. Caroline's approach is to offer recipes that are easy to assemble, healthy and above all delicious. A working mother, she knows the struggle of organizing fresh, healthy dinners for the family after a long day at work.

Claire Ptak

Claire Ptak is former pastry chef at the legendary California restaurant Chez Panisse, and now chef-proprietor of Violet Cakes in London. She was chosen to make Prince Harry and Meghan Markle's wedding cake.

Dan Doherty

Dan Doherty has appeared on BBC1's Saturday Kitchen and Channel 4's Sunday Brunch. He is a judge on the BBC1's primetime series Britain's Best Cook. Dan was the Chef Director at London's Duck & Waffle, in the City of London and recently opened his own restaurant, The Royal Oak, in Marylebone, Central London. He won Tatler's Rising Star Chef award at their 2013 Restaurant Awards and the Guardian declared him 'among the high priests of Britain's culinary revival'. He is the author of Duck & Waffle: Recipes & Stories and Toast Hash Roast Mash.

Darina Allen

Darina Allen is Ireland's best-known food ambassador and the bestselling author of Ballymaloe Cookery Course and Forgotten Skills of Cooking, which won the prestigious André Simon award in 2009. She campaigns for local produce, is a member of Slow Food Ireland and set up Ireland's first farmers' market. She has won many awards including the Guild of Food Writers' Lifetime Achievement award in 2013. www.cookingisfun.ie

Diana Henry

Diana Henry is one of the UK's best-loved food writers. She has a weekly column in the Sunday Telegraph and also writes for BBC Good Food, House & Garden and Waitrose Weekend, as well as being a regular broadcaster on BBC Radio 4. Diana has won numerous awards for her journalism and books, including Cookery Journalist of the Year from the Guild of Food Writers (three times, most recently in 2015), Cookery Writer of the Year at the Fortnum & Mason Food and Drink Awards in 2013 and 2015 and Cookery Book of the Year for Simple at Fortnum & Mason Food and Drink Awards 2017. A Change of Appetite was voted Cookbook of the Year by the Guild of Food Writers in 2015 and A Bird in the Hand won a James Beard award in 2016. Diana has written ten other books including Crazy Water Pickled Lemons, A Bird in the Hand, Cook Simple, Salt Sugar Smoke, Roast Figs Sugar Snow, A Change of Appetite, Simple and How to Eat a Peach. A Bird in the Hand, Simple and How to Eat a Peach were Top 10 Bestsellers and Diana's books have sold over 700,000 copies worldwide.Diana studied English Literature at the University of Oxford and journalism at City, University of London. She was a TV producer for the BBC for over ten years before starting to write. She lives in London with her children.www.dianahenry.co.ukInstagram: @dianahenryfoodTwitter: @dianahenryfood

Eve Simmons and Laura Dennison

Eve Simmons and Laura Dennison, both of whom are survivors of eating disorders, are the co-founders of Not Plant Based. Eve and Laura are both full-time journalists; Eve works at the Mail on Sunday and Laura is currently freelance, following a stint at The Press Association.When Laura saw Eve being interviewed on the BBC Documentary Clean Eating's Dirty Secrets she decided to approach her about founding a new website, Not Plant Based. Their website covers a broad range of topics from nutritional advice to restaurant tips, physical fitness to mental health, and features interviews with a wide range of chefs, food writers and influencers, including Jay Rayner, Ella Mills and Adam Richman. Since being founded in September 2016, the blog has received coverage in The Times, the Telegraph, the Metro, the Evening Standard and the Mirror, among others, and it has already attracted a growing social media following.

Henry Dimbleby

Henry Dimbleby is co-founder of Leon, the award-winning fast food chain that serves healthy fast food. Together with John Vincent and Allegra McEvedy, he opened the first restaurant in London in July 2004, and six months after opening, Leon was named the Best New Restaurant in Great Britain at the Observer Food Monthly Awards (by a judging panel that included Rick Stein, Gordon Ramsay, Nigel Slater, Heston Blumenthal, Ruth Rogers and Jay Rayner). There are now more than 55 Leon restaurants (including branches in Washington DC, Amsterdam, Utrecht and Oslo).

James Hoffmann

James Hoffmann is the managing director of Square Mile Coffee Roasters, a multi-award-winning coffee roasting company based in East London. He is also the World Barista Champion 2007, having won the UK Barista competition in both 2006 and 2007. He writes a popular blog, www.jimseven.com, about coffee and the coffee business. The World Atlas of Coffee is his first book.

John Vincent

John is co-founder of LEON, which now has more than 55 restaurants (including in Amsterdam, Utrecht, Oslo and Washington, DC). He wrote LEON Naturally Fast Food with Henry Dimbleby, LEON Family & Friends with Kay Plunkett-Hogge, LEON Happy Salads and LEON Fast & Free with Jane Baxter and LEON Happy Soups, LEON Happy One-pot Cooking and LEON Fast Vegan with Rebecca Seal. He thinks that our relationship with food should be positive and joyous and that we need to listen more carefully to our gut, eat more good fats and less sugar.

John Whaite

John Whaite won the third series of The Great British Bake Off, and now runs his own cookery school, John Whaite's Kitchen. His fourth book Comfort was chosen as a Book of the Year by BBC Radio 4's Food Programme. John was also a resident chef on ITV's Lorraine for two years. He has written regularly for The Daily Telegraph, Delicious Magazine and Waitrose Weekend and Kitchen. John appears at the BBC Good Food show, The Cake & Bake Show and various regional food festivals across the country. This is his fifth book. @john_whaite

Kate Gould

Kate Gould has been creating award-winning gardens throughout London and south-east England for twenty years. She specialises in transforming ordinary small spaces into the extraordinary. She has won six gold and one silver gilt medal as well as 'Best in Show' at the RHS Chelsea Flower Show. Her 2018 Wild West End garden has been recreated in Old Quebec Street to create a tranquil space metres from Oxford Street and make the area more green.

Kathryn Bruton

Kathryn Bruton has spent over ten years working in the food industry, from restaurant kitchens and private catering to working on Masterchef. She has also worked on a host of best selling cookbooks, as well as appearing frequently on Irish television. The Skinny Series (including Skinny Soups and Skinny Salads) reflects her ambition to create enticing and unusual recipes that are high in nutrition and low in calories.

Katie Caldesi

Katie and Giancarlo Caldesi own London's Caffé Caldesi as well as Caldesi in Campagna in Bray. They co-authored Around The World in Salads and The Gentle Art of Preserving which was nominated for the André Simon Food Book Award and the Guild of Food Writers' Cookbook of the Year award. They have both appeared on Saturday Kitchen. Katie is also the author of The Italian Cookery Course. Giancarlo was diagnosed with diabetes in 2012. Since then he has gone into remission after changing his diet to a low-carb diet.

Monisha Bharadwaj

Monisha Bharadwaj is an award-winning chef, author and food historian. She was awarded 'CookeryWriter of the Year' by the Guild of Food Writers and her books have been shortlisted for awardssuch as the Andre Simon Award, the Cordon Bleu World Food Media Awards and the Jacob'sCreek World Food Media Awards. She has written 15 books. Monisha runs a successful Indiancookery school in London - Cooking With Monisha - teaches once at month at Divertimenti andhas recently given demos at Borough Market. @monibharadwaj (Twitter)

Rachel De Thample

Rachel de Thample has worked in the kitchens of Marco Pierre White, Heston Blumenthal and Peter Gordon. She is the author of Less Meat, More Veg and Tonics & Teas, was Commissioning Editor of Waitrose Food Illustrated and Head of Food for the organic box scheme Abel & Cole. She has helped set up numerous local food initiatives, including the award-winning Crystal Palace Food Market and the Edible Garden, and currently runs preserving courses at River Cottage in Devon, runs seasonal Market Table pop-up dinners and writes for The Simple Things and Locavore magazines.

Rebecca Seal

Rebecca has written about food and drink for the Financial Times, Evening Standard, the Observer, the Guardian, Red and The Sunday Times. Her cookbooks include Istanbul: Recipes from the heart of Turkey and Lisbon: Recipes from the heart of Portugal, as well as co-authoring LEON Happy Soups, LEON Happy One-pot Cooking and LEON Fast Vegan with John Vincent. She is one of the food and drink experts on Channel 4's Sunday Brunch. She lives in London with her husband and two small daughters.

Richard Bertinet

Richard Bertinet set up his Bertinet Kitchen in 2005 and Bertinet Bakery in 2011 and his bread is now widely available at farmshops, delis and Waitrose across the south of the UK. He trained as a baker in his native Brittany and has over 20 years' experience as a chef and baker who teaches principally in his own school in Bath. His first two books won numerous awards both in the UK and the US including IACP Cookery Book of the Year and James Beard Award. www.thebertinetkitchen.com