Prepares or cooks up new diets (5)

I believe the answer is:

edits

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'prepares or cooks up' is the definition.
I can't tell whether this definition defines the answer.

'new diets' is the wordplay.
'new' indicates anagramming the letters.
'diets' anagrammed gives 'EDITS'.

Can you help me to learn more?

(Other definitions for edits that I've seen before include "Redacts" , "Alters (text)" , "Directs newspaper production" , "Proofreads" , "Tides (anag.)" .)

I've seen this clue in the Evening Standard.

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