Original chicken sent back in famous Indian (5)
I believe the answer is:
nehru
'famous indian' is the definition.
(I've seen this before)
'original chicken sent back' is the wordplay.
'original' becomes 'ur' (prefix meaning the earliest or original).
'chicken' becomes 'hen' (hen is a kind of chicken).
'sent back' says the letters should be written backwards.
'ur'+'hen'='urhen'
'urhen' backwards is 'NEHRU'.
'in' acts as a link.
(Other definitions for nehru that I've seen before include "India's first PM, d.1964" , "Famous Indian" , "India's first prime minister" , "Former Indian leader" , "First Indian president" .)