- Gilles Desplanches
- Switzerland (Geneva,,Palexpo exhibition hall)
The longest mille-feuille is 1,221.67 m (4008 ft 1.24 in) and was achieved by Gilles Desplanches (Switzerland) at Palexpo, in Geneva, Switzerland, on 11 November 2012. Professional chefs and volunteers worked together for 4 hours to produce the mille-feuille which consisted of biscuit layers filled with dark and milk chocolate cream, topped with a cherry glaze. Each slice was sold in aid of a breast cancer charity.