Posh food (6)
I believe the answer is:
caviar
(Other definitions for caviar that I've seen before include "Salted roe of sturgeon" , "Expensive roe" , "Fish roe" , "Sturgeon delicacy" , "posh meal" .)
I believe the answer is:
caviar
(Other definitions for caviar that I've seen before include "Salted roe of sturgeon" , "Expensive roe" , "Fish roe" , "Sturgeon delicacy" , "posh meal" .)