What does the cryptic crossword clue "Monk's home brewing Mary's ale (8)" mean?

The definition is "Monk’s home". The wordplay uses an anagram. anagram of MARY'S + ALE = LAMASERY; definition: "Monk's home" The answer is LAMASERY.

Monk's home brewing Mary's ale (8)

Times Cryptic #28837 | 27 Across | 2024-02-12 flower