Willie's Wonky Chocolate Factory is a television documentary

Documentary film

Documentary films constitute a broad category of nonfictional motion pictures intended to document some aspect of reality, primarily for the purposes of instruction or maintaining a historical record...

 series broadcast on Channel 4

Channel 4

Channel 4 is a British public-service television broadcaster which began working on 2 November 1982. Although largely commercially self-funded, it is ultimately publicly owned; originally a subsidiary of the Independent Broadcasting Authority , the station is now owned and operated by the Channel...

 in March 2008. Filmed in "fly-on-the-wall" style, it shows the efforts of Willie Harcourt-Cooze

Willie Harcourt-Cooze

William "Willie" George Harcourt-Cooze , is a British-based entrepreneur. He came to public prominence in 2008 with the airing of the Channel4 fly-on-the-wall documentary, Willie's Wonky Chocolate Factory, which centred around his efforts to grow, import and produce his own...

 to establish a brand of 100% cacao

Cocoa solids

Cocoa solids are the low-fat component of chocolate. When sold as an end product, it may also be called cocoa powder, cocoa, and cacao....

 chocolate

Chocolate

Chocolate is a raw or processed food produced from the seed of the tropical Theobroma cacao tree. Cacao has been cultivated for at least three millennia in Mexico, Central and South America. Its earliest documented use is around 1100 BC...

 in the UK.

The series centres around "Willie" Harcourt-Cooze, assisted by his wife Tania Harcourt-Cooze

Tania Harcourt-Cooze

Tania Rosamund Harcourt-Cooze is an English model and actress. -Biography:The daughter of Major William Duke Coleridge, 5th Baron Coleridge of Ottery St Mary, a Major in the Coldstream Guards, and his first wife Everild Tania Hambrough, she is directly related to the poet Samuel Taylor...

 née Coleridge, who aims to grow high quality cacao beans on his farm in Venezuela

Venezuela

Venezuela , officially called the Bolivarian Republic of Venezuela , is a tropical country on the northern coast of South America. It borders Colombia to the west, Guyana to the east, and Brazil to the south...

, and then process them in the UK into luxury chocolate products.

A follow-up series, Willie's Chocolate Revolution: Raising the Bar, aired on Channel 4 over three consecutive nights, 7–9 April 2009. This followed Willie's attempt to introduce a high-cacao chocolate bar, "Delectable", in the British market.