The best-tasting anything is in the mouth of the beholder (or be-taster?), but Amora is the French’s mustard of France: It’s the No. 1 mustard in the mustard-loving country known for mustard-making since the 10th century. All hail Amora! “For the love of taste,” the edge of the lid translates — and French people have a nostalgic love for Amora mustard that’s so strong, the owner of Seattle’s Paris-Madrid Grocery says that some of them get teary-eyed upon seeing it there again. Pardon me, would you have any Grey Poupon? It’s the (much) more famous Dijon mustard stateside, but as classy as G.P.’…