Marron glacé of 'glazing'), may have been created only in the 16th century. Lyon and Cuneo dispute the title for the addition of the glazing, or icing, that makes the real "marron glacé". The earliest known records of a recipe for marron glacés were written during the XVI century by an Italian cook that worked for Charles Emmanuel I, Duke of Savoy [1580], and by the French at the end of 17th century in Louis XIV's Versailles court. In 1667, François Pierre La Varenne, ten years' chef de cuisine to Nicolas Chalon du Blé, Marquis of Uxelles (near Lyon and a chestnut-producing
Sugar crust Sugar crust Sugar crust, in chocolate confectionery, is a method to prepare liquid (often liqueur) filled chocolates. The solid sugar crust is formed from a supersaturated sugar solution with a filling of choice. The crust completely seals the filling, allowing it to be coated with a layer of chocolate in a process called enrobing. Sugar crusts are formed by pouring filling into moulds prepared of starch (referred as starch moulds). The moulds are about room temperature. The surface of the liquid that is exposed to the air is dusted with starch. After approximately two hours, crusts form. These crusts are