Inspector left a dainty piece of food (6)

I believe the answer is:

morsel

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'a dainty piece of food' is the definition.
I can't judge whether this defines the answer.

'inspector left' is the wordplay.
'inspector' becomes 'morse' (Inspector Morse).
'left' becomes 'l' (common abbreviation).
'morse'+'l'='MORSEL'

Can you help me to learn more?

(Other definitions for morsel that I've seen before include "Just a fragment of food" , "Tiny piece" , "(Tasty) bit" , "Scrap, fragment" , "Small amount of food, a bite" .)

I've seen this clue in The Times.

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