High-quality brandy (6)
I believe the answer is:
cognac
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">high-quality brandy</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 cognac that I've seen before include "Type of brandy" , "French brandy region" , "Brandy of the French Charente" , "High quality brandy" , "High-quality brandy" .)