Pound we fiddled, nevertheless confessed (5,2)

I believe the answer is:

owned up

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'nevertheless confessed' is the definition.
'owned up' can be an answer for 'confessed' (I've seen this in another clue). I am unsure of the 'nevertheless' bit.

'pound we fiddled' is the wordplay.
'fiddled' indicates anagramming the letters.
'pound'+'we'='poundwe'
'poundwe' is an anagram of 'OWNED UP'.

Can you help me to learn more?

(Other definitions for owned up that I've seen before include "Accepted responsibility" , "Admitted" , "Confessed" .)

I've seen this clue in the Evening Standard.

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