Cake of seasoned mince fried in breadcrumbs (7)
I believe the answer is:
rissole
(Other definitions for rissole that I've seen before include "Minced meat or fish deep fried in egg and breadcrumbs" , "Croquette" , "Small pastry" , "Sil rose for the meatball" , "Fried meat/breadcrumb ball" .)