A look at the history of Swiss giant Toblerone, which was invented in 1908 by cousins Theodor Tobler and Emil Baumann in Bern, Switzerland, and a visit to Bournville, the West Midlands village founded by George and Richard Cadbury for employees at their factory. Last in the series.

The making of the UK's biggest selling vegan chocolate Nomo, which is free of milk, wheat, eggs, nuts and gluten. Plus, recreating beloved chocolate bars that are no longer made to see if they really are as good as people remember, a food artist who creates sculptures of savoury dishes out of chocolate, and cafe serving juice made out of the waste products from chocolate manufacture.

Chocolatier Chris Zammit helps celebrate the launch for a new hotel; the Cadbury Creme Egg has grown in popularity from a 1960s Easter special.

A look at Lily O'Brien's factory in County Kildare, a profile of a Willy Wonka collector, and cameras focus on a version of Brighton Pavilion carved out of chocolate. Plus, chocolatier Chris Zammit takes on one of the most intricate chocolate sculptures he's ever made for the launch of a new hotel.

There is a factory tour of Kim's Chocolates and a look at how the company is taking its fair-trade message into the 21st century, while the programme also revisits classic Ferrero Rocher adverts and chart the success of its other favourites Nutella and the Kinder Egg, Plus, reports on chocolate glamping in Slovenia, and the secrets of making the Malteser Bunny.

Cameras focus on the factory producing cinema favourites Poppets, and also explore the history of Milk Tray's iconic selection box. Plus, a look at a giant hand-painted Easter egg, and Milton Hershey's model town of Hershey, Pennsylvania.