Hugh cooks up a couple of classics - pasta, tomato and blue cheese and a simple spaghetti with garlic and olive oil. Hugh's joined in this pasta cook-off by Allegra McEvedy, founder of the award-winning Leon chain, and River Cottage regular Tim Maddams. Can Allegra's pasta, mushrooms and mascarpone dish or Tim's hearty plate of pasta, cabbage and sausage win over this week's judge - Hugh's mum?