What does the cryptic crossword clue "Line taken in skilful porcelain (5)" mean?

The wordplay uses a container (one word inside another). L (synonym="line") in DEFT (synonym="skilful") = DELFT The answer is DELFT.

Line taken in skilful porcelain (5)

Guardian Cryptic #29340 | 23 Down | 2024-03-26 flower