Crossword Genius

Weekend bar for magicians is not finished by wizard at The Centre with Angolan capital (6)

Ross

I believe the answer is:

kwanza

I'm a little stuck... Click here to teach me more about this clue!

'weekend bar' is the definition.
The definition and answer can be both quantities as well as being singular nouns.
Maybe they are linked in a way I don't understand?

I cannot understand how the remainder of the clue works.

Can you help me to learn more?

(Another definition for kwanza that I've seen is " Angolan currency".)

I've seen this clue in The Irish Times.
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