Sarah Beeny never expected to find herself on The Great Celebrity Bake Off For Stand Up To Cancer - because she's not exactly gifted in the kitchen. The property expert believes she hasn't got the right personality to excel with cupcakes and custards. “I’ve never really baked,” laughs Sarah, 53. “I think I’m a bit too impatient.” Sarah is joining comics Adam Buxton, Gbemisola Ikumelo, Jamali Maddix and Phil Wang, model Ellie Goldstein, TV veteran Gloria Hunniford, Kate Garraway, actors Jim