Fancy topping (6)
I believe the answer is:
caviar
(Other definitions for caviar that I've seen before include "produce of Russia?" , "... prized delicacy" , "Salted roe of sturgeon" , "Prepared roe of sturgeon" , "Fish roe" .)
I believe the answer is:
caviar
(Other definitions for caviar that I've seen before include "produce of Russia?" , "... prized delicacy" , "Salted roe of sturgeon" , "Prepared roe of sturgeon" , "Fish roe" .)