Crossword Genius

Freeze pleasant drink, removing lids (3,2)

Ross

I believe the answer is:

ice up

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

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

I cannot understand how the remainder of the clue works.

Can you help me to learn more?

(Other definitions for ice up that I've seen before include "become frozen" , "get coat" , "Completely freeze" .)

I've seen this clue in The Telegraph.
Want a hint initially instead of a full solution? Install my app