Macarons may be distinctly French confections, but they’re far from monolithic. In addition to the famous Parisian macaron, there are several other key regional variants. One particular kind is the macaron d’Amiens, which, as its name suggests, is a specialty from the city of Amiens in the Picardy region. Introduced in the 16th century and said to have been a favorite sweet of Catherine de’ Medici, macarons d’Amiens are traditionally made from raw almonds, apricot marmalade, honey and vanilla. They’re rather plain-looking and quite unlike its colorful Parisian cousins, which…