Hamburger patties" to distinguish them from inexpensive hamburgers made with cost-savers like added flour, textured vegetable protein, ammonia treated defatted beef trimmings (which the company Beef Products Inc, calls "lean finely textured beef"), advanced meat recovery, or other fillers. In the 1930s ground liver was sometimes added. Some cooks prepare their patties with binders like eggs or breadcrumbs. Seasonings may include salt and pepper and others like as parsley, onions, soy sauce, Thousand Island dressing, onion soup mix, or Worcestershire sauce. Many name brand seasoned salt products are also used. Raw hamburger may contain harmful bacteria that can produce food-borne illness
Hamburger or "fortified refuge" and is a widespread component of place names. The first element of the name is perhaps from Old High German "hamma", referring to a bend in a river, or Middle High German "hamme", referring to an enclosed area of pastureland. "Hamburger" in German is the demonym of Hamburg, similar to "frankfurter" and "wiener", names for other meat-based foods and demonyms of the cities of Frankfurt and Vienna (Wien), respectively. The term "burger", a back-formation, is associated with many different types of sandwiches, similar to a (ground meat) hamburger, but made of different meats such as buffalo in