Italian staple food (5)
I believe the answer is:
pasta
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">italian staple food</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for pasta that I've seen before include "eg Macaroni" , "Dried flour paste used in cooking Italian dishes" , "shells, perhaps" , "Eg, spaghetti" , "Italian foodstuff" .)