Cold dish (5)
I believe the answer is:
salad
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">cold dish</span>' is the definition.<br/ ><span class="explanation-format__explanation">(meal served cold)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for salad that I've seen before include "Cold dish of raw vegetables" , "Food dish" , "Cold vegetable dish" , "Raw vegetable dish" , "See 22" .)