What does the cryptic crossword clue "Spent hours in making up feed (7)" mean?

The definition is "feed". The wordplay uses an anagram. anagram of HOURS + IN = NOURISH; definition: "feed" The answer is NOURISH.

Spent hours in making up feed (7)

Daily Mail Cryptic #16665 | 21 Down | 2021-09-16 flower