Swedish Meatballs with flour

1 1/4 cups gingersnaps, crushed 1/2 cup milk 1 egg , slightly beaten 1 lb lean ground beef 1/2 lb ground lean pork 1/4 cup onion , finely chopped 1 teaspoon[...]

1/4 cup dry bread, crumbs 1 small onion , grated 1 tablespoon Dijon mustard 1/4 teaspoon ground allspice 1/4 teaspoon salt 1/4 teaspoon pepper 1 pinch nutmeg[...]

1/2 lb beef chuck , all fat removed and ground together twice 1/2 lb fresh lean pork, all fat removed and ground together twice 1/2 lb veal, all fat removed[...]