Funny bloke eating our dip (4,5)

I believe the answer is:

sour cream

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

'funny bloke eating our' is the wordplay.
'funny bloke' becomes 'scream' (I am not sure about this - if you are sure you should believe this answer much more).
'eating' indicates putting letters inside.
'scream' enclosing 'our' is 'SOUR CREAM'.

Can you help me to learn more?

(Other definitions for sour cream that I've seen before include "cooking ingredient" , "Fermented dairy product" , "Rich savoury food" , "salad dressing" , "dip" .)

I've seen this clue in The Times and The Sunday Times.

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