Enthusiastic about instant noodle teriyaki option, initially (4)

I believe the answer is:

into

'enthusiastic about' is the definition.
(into can mean interested in or enthusiastic about)

'instant noodle teriyaki option initially' is the wordplay.
'initially' says to take the initial letters.
The initial letters of 'instant noodle teriyaki option' is 'INTO'.

(Other definitions for into that I've seen before include "digging" , "Teachers' trade union" , "Curious about" , "Keen on, colloquially" , "Not I (anag.)" .)

I've seen this clue in The Guardian.

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