White wine and cassis (3)
I believe the answer is:
kir
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">white wine and cassis</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for kir that I've seen before include "White wine with blackcurrant syrup" , "Blackcurrant drink" , "One that's drunk" , "Mixture of white wine and cassis" , "Drink of white wine and cassis" .)