Sour ingredient, perhaps (3)
I believe the answer is:
rye
(Other definitions for rye that I've seen before include "Hard liquor" , "One of Cinque Ports" , "Whisky; Sussex town" , "E. Sussex town; cereal" , "East Sussex resort" .)
I believe the answer is:
rye
(Other definitions for rye that I've seen before include "Hard liquor" , "One of Cinque Ports" , "Whisky; Sussex town" , "E. Sussex town; cereal" , "East Sussex resort" .)