Lean lamb in Spain's traditional starters (4)
I believe the answer is:
list
'lean' is the definition.
(I've seen this before)
'lamb in spain's traditional starters' is the wordplay.
'starters' says to take the initial letters.
The first letters of 'lamb in spains traditional' is 'LIST'.
(Other definitions for list that I've seen before include "Inventory" , "Give ear to" , "Leaning of a ship" , "Heel - catalogue" , "Set of consecutive items" .)