Rioja, for one
I believe the answer is:
wine
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">rioja for one</span>' is the definition.<br/ ><span class="explanation-format__explanation">(rioja is a kind of wine)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for wine that I've seen before include "Rich red" , "tipple" , "Alcoholic grape juice" , "Fermented grape juice" , "Eg, Bordeaux" .)