Hamburger and Sonic also rely heavily on hamburger sales. Fuddruckers and Red Robin are hamburger chains that specialize in the mid-tier "restaurant-style" variety of hamburgers. Some restaurants offer elaborate hamburgers using expensive cuts of meat and various cheeses, toppings, and sauces. One example is the Bobby's Burger Palace chain founded by well-known chef and Food Network star Bobby Flay. Hamburgers are often served as a fast dinner, picnic or party food and are often cooked outdoors on barbecue grills. A high-quality hamburger patty is made entirely of ground (minced) beef and seasonings; these may be described as "all-beef hamburger" or "all-beef
Rudolf Hamburger been n the region where Rudolf Hamburger was living. At some stage Rudolf Hamburg picked up a copy of Pravda and read about the East German architects' visit. The article mentioned that Paulick was part of the delegation, indicating that he had now returned from China to the German Democratic Republic. This is what had prompted Hamburger's attempts, pursued with characteristic doggedness, to contact his old friend. It appears from surviving correspondence that Paulick's further letters to Hamburger while he was still in Kamensk were delivered as additions to letters from Ursula, his ex-wife, which seems to have increased the