> I think you'll find that the mustard at Chinese restaurants is more akin > to Dijon-style or English Pub Mustard. That is, ground mustard mixed > with water and no vinegar to kill the heat Dijon mustard contains vinegar. The jar of Maille I have (made and purchase in France) contains 20% vinegar (the first two ingredients are water and mustard). Two other brands (also made in France) list vinegar as the primary ingredient. Tom