A small shop with homemade gingerbread with a wide variety of types to choose from. The staff is quite helpful as well and you can taste all the different kinds before making your choice.
As the place is so small, it might be crowded, but it's well-worth a visit.
Official Website http://www.mireille-oster.com/
Phone +33 3883 23334
Address 14 rue des Dentelles, 67000 Strasbourg, France
Coordinates 48°34'49.84" N 7°44'36.733" E