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
Rudolf Hamburger Stalin's purges against enemies of the regime were at their height. More than a thousand German political refugees from Nazism were among the many Muscovites identified as Trotskyites and spies: in many cases they were summarily tried and shot. Ursula Hamburger was well aware of what was going on, but she herself never fell victim to Stalin's paranoia. Rudolf Hamburger subsequently wrote that his contribution to Soviet intelligence during the time in Poland was in effect restricted to the help he was able to give his wife. He involved himself in the installation of radio antennae and getting hold of