Meat loaf (6)
I believe the answer is:
haslet
'meat loaf' is the definition.
(haslet is a kind of meat loaf)
This is the entire clue.
(Other definitions for haslet that I've seen before include "tripe" , "Meat product" , "Kind of meal loaf, eaten cold (6)" , "Meatloaf" , "Offal dish" .)