What does the cryptic crossword clue "Ambassador is partial to caramel cheesecake (6)" mean?

The wordplay uses a hidden word. Hidden in caramEL CHEEsecake – a new (Turkish) word for me – I liked the use of ‘partial’ The answer is ELCHEE.

Ambassador is partial to caramel cheesecake (6)

Guardian Cryptic #29354 | 27 Across | 2024-04-11 flower