Cooking area (7)
I believe the answer is:
kitchen
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">cooking area</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 kitchen that I've seen before include "Where heat's to be stood" , "Site of 4 [GAS OVEN]" , "Room for food" , "Room - thicken (anag)" , "food prepared here" .)