Some z's in Zaragoza (6)
I believe the answer is:
siesta
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">some z's in zaragoza</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for siesta that I've seen before include "PM snooze" , "A mid-day nap in Spain" , "Catnap" , "Early afternoon nap" , "Afternoon break" .)