Restaurant critic Grace Dent and chef Anna Haugh take the reins as the cookery competition returns, beginning with six amateur cooks, including an IT teacher, a financial adviser and a construction company boss, competing for a coveted apron. They begin by producing their signature dish, before following a recipe from which key information is missing and cooking for three diners who know a thing or two about MasterChef - last year's winner Harry Maguire and runners-up Claire Syrenne and Sophie Sugrue