Decorated and put in the refrigerator? (4)

I believe the answer is:

iced

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

'decorated' is the definition.
Both the definition and answer are adjectives. Perhaps you can see a link between them that I don't see?

I don't understand how the remainder of the clue works.

Can you help me to learn more?

(Other definitions for iced that I've seen before include "Glazed" , "found thus in freezer?" , "Made very cold" , "Kept cool" , "Frozen - with a sugary topping" .)

I've seen this clue in the Evening Standard.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.