Stocked by bodegas, Tibetan wine (4)

I believe the answer is:

asti

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

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

'stocked by bodegas tibetan' is the wordplay.
'ASTI' is hidden in amongst the letters.
However, I am not sure how this is indicated.

Can you help me to learn more?

(Other definitions for asti that I've seen before include "Italian town, famous for its wine" , "It's a (anag) - wine" , "Capital of a north-west Italian province, known for its sparking wine" , "Sparkling white wine" , "18" .)

I've seen this clue in The Telegraph.

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