What does the cryptic crossword clue "Portion of splendid risotto in Elba? (5)" mean?

The definition is "Elba?". The wordplay uses a hidden word. Hidden in "portion of splendID RISotto in elba?" The answer is IDRIS.

Portion of splendid risotto in Elba? (5)

Guardian Cryptic #29473 | 27 Across | 2024-08-28 flower