Flat sheets of pasta (7)
I believe the answer is:
lasagne
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">flat sheets of pasta</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 lasagne that I've seen before include "Wide flat strips of pasta" , "Form of pasta" , "It. dish of pasta, meat and sauce" , "Pasta served in strips" , "Italian dish with layers of pasts and mince between" .)