What does the cryptic crossword clue "Kindred spirit's Ulster hob or stove (4,7)" mean?

The wordplay uses an anagram. anagram of ULSTER + HOB + OR = SOULBROTHER The answer is SOULBROTHER.

Kindred spirit's Ulster hob or stove (4,7)

Daily Mail Cryptic #16665 | 29 Across | 2021-09-16 flower