What does the cryptic crossword clue "Tavern's purple fruit not popular (7)" mean?

The definition is "Tavern". The wordplay uses a deletion. AUBERGE (deletion) = AUBERGE; definition: "Tavern's" The answer is AUBERGE.

Tavern's purple fruit not popular (7)

Guardian Cryptic #29035 | 7 Down | 2023-04-04 flower