4 onion herring sandwich Recipes

butter, softened, danish pumpernickel bread or 4 slices rye bread, crusts removed, herring fillets, in wine sauce drained and fillets cut into 1-inch strips, sweet onion, cut into thin rings, tomato (8 thin slices), watercress or parsley sprig, for garnish

pickled herring fillets (about 3/4-lb), cut into 1/2-inch pieces, potato, peeled, boiled, cut into 1/4-inch cubes, chopped onion, chopped dill pickle, apple, peeled, cored, cut into 1/4-inch cubes, mayonnaise, salt and freshly ground black pepper, butter, room temperature, black bread, halved, green leaf lettuce

hoagie or submarine rolls, coarse-grained mustard, herring in wine sauce, drained, thick) slices cucumber, thick) slices tomato, thick) slices onion