1 Salt Herring Cold slices of Meat 1 teaspoonful Mustard 1 Beetroot. 4 tablespoonsful Oil. 3 tablespoonsful Tarragon Vinegar 1/2 oz. Capers 3 Boiled Potatoes. Wash the herring in cold water and soak it in milk for an hour;cut it open and take out the bone and slice up both the fish and the meat. Arrange in a bowl,chop the capers and put over. Put the mustard into a basin,add gradually the oil and vinegar;pour this,when well mixed,over the fish and meat,and cover with slices of cold potatoes. Garnish with any cold vegetables in the larder or with some green pickles from a bottle of pickles,a little chopped parsley,and some small radishes.