Reportedly, hot food brought together (8)

I believe the answer is:

mustered

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'brought together' is the definition.
(I've seen this before)

'reportedly hot' is the wordplay.
'reportedly' indicates a 'sounds like' (homophone) clue.
'hot' becomes 'mustard' (I've seen this before).
'mustard' sounds like 'MUSTERED'.

'food' is the link.
I am not very happy about this link. It may be part of another bit of the clue.

Can you help me to learn more?

(Other definitions for mustered that I've seen before include "Brought together" , "Marshalled" , "Assembled, gathered together - say troops" , "Caused to assemble" .)

I've seen this clue in The Telegraph.

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