Cameras focus on the Roberts Bakery, which produces 2.5 million products each week. Meanwhile, aboard the maiden voyage of new cruise ship the Sky Princess, a look at how 21 pastry chefs provide their passengers with 8,000 portions of cake every day. Plus, a look at Kiplings' fondant fancies, and the success of Nigella Lawson.

A look behind scenes at Carluccio's panettone factory in Bologna. For just six months each year, this mega bakery works round the clock to pump out more than a million panettone, that is 1,200 every hour. Each one takes 36 hours to make and is created from a secret 130-year-old ingredient - affectionately known as the 'mother-yeast'.