Offer now expired: Exclusive dinner at the award-winning Wahaca restaurant in Soho, London

At this exclusive evening, you'll enjoy a delicious array of Mexican market food in a vibrant and intimate setting, plus a short 'Tequila Demystified' masterclass and tasting. Former MasterChef winner Thomasina Miers was one of 80 leading British chefs who contributed to the Observer Food Monthly Cook book . The evening will include her live demonstration of how to make a range of Mexican staples. The evening will run as follows: • An introductory talk by OFM book editor Rebecca Seal. • A welcome cocktail. • A fixed menu tasting platter. • A live cooking demonstration by Thomasina Miers. • A delicious dessert. • A mini Tequila masterclass (includes one Tequila shot). All of the above is included in the fabulous price of just £35 per head, plus half a bottle of wine per person. You can save £7.50 when you buy the book Cook: A Year in the Kitchen with Britain's Favourite Chefs from the Guardian Bookshop here . (Guardian Bookshop price £17.50 RRP £25). Offer now expired