Fiesta embarks, off to complete stage one (4,5,4)

I believe the answer is:

make first base

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'complete stage one' is the definition.
I don't know anything about this answer so I can't judge whether this works.

'fiesta embarks off' is the wordplay.
'off' is an anagram indicator.
'fiesta'+'embarks'='fiestaembarks'
'fiestaembarks' with letters rearranged gives 'MAKE FIRST BASE'.

'to' is the link.

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I've seen this clue in The Telegraph.

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