As well as seven outlets in Amiens, they have shops in other cities in Picardy and the north of France – Lille, Arras and Saint-Quentin.

Trogneux have seven retail shops in Amiens, as well as Lille, Arras and Saint-Quentin, in Picardy and the north of France.

[1][2][3] Jean Trogneux produces chocolates, macarons d'Amiens, douceurs de saison and sells jams, pâtés, honey and other regional specialities.

)[5] The recipe at the origin of the reputation the maison : The macaron d'Amiens, was created by Jean Trogneux in 1898 and has remain unchanged.

[citation needed] The macaron d'Amiens has been popularized by the maison, main producer of this regional speciality.