Moussaka ingredient (4)
'moussaka ingredient' is the definition.
(I've seen this in another clue)
This is all the clue.
(Other definitions for lamb that I've seen before include "author?" , "Tender sheep meat" , "Young farm animal" , "Meaty" , "Youngster" .)
(Other definitions for eggplant that I've seen before include "It's also called aubergine" , "Another word for aubergine" , "Vegetable" , "What goes into moussaka" , "Its fruit is aubergine" .)