What does the cryptic crossword clue "Gorge or diet: what's in it for northerner? (7)" mean?

The definition is "northerner?". The wordplay uses a hidden word. Hidden in "gorGE OR DIEt: what's in it for northerner?" The answer is GEORDIE.

Gorge or diet: what's in it for northerner? (7)

Guardian Cryptic #29184 | 25 Across | 2023-09-25 flower