Tartar sauce. A mayonnaise sauce made with mustard and with finely chopped gherkins (US: dill pickles) and capers, sometimes with anchovies and flavoured with herbs. This is probably best known mixed with julienne of celeriac to make céleri rémoulade.
Reindeer meat. The reindeer is an animal of the deer kind having large branching or palmated antlers, formerly common in Central Europe, but now confined to sub-arctic regions, where it is used for drawing sledges, and is kept in large herds for the sake of the milk, flesh, and hides.
