Coke or Pepsi?  McDonald’s or Burger King?  Beluga or Ossetra? The newest culinary dilema:  City Chicken or Ris A? In Berlin, fast food has long been dominated by the mighty Döner.  While I love a good Döner, diversity is the key to happiness.  Pizza by the slice, when available, is a horror.  Banh mi can hit the spot, and who