sentences:  Pocket sandwich
  
  Pocket sandwich is a sandwich which is made using a single piece of folded or hollowed bread, such as a pita, tortilla which is made from dough cooked with fillings inside.Pita sandwiches can be filled with most common sandwich ingredients, however some fillings that are traditionally eaten in pita sandwiches have come to also be used as terms for such pita sandwiches, by synecdoche.