Greek bread (5)
I believe the answer is:
pitta
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">greek bread</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for pitta that I've seen before include "Flat sort of bread" , "Type of flat bread that's split to hold a filling" , "I might have a kebab in" , "(E.g. Greek) bread" , "Flat bread that's split to take a filling" .)