Goon, Mad Dan, old fool making pastry (6,4)

I believe the answer is:

eccles cake

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

I don't understand the rest of the clue.

(Other definitions for eccles cake that I've seen before include "Lancashire confection" , "Currant-filled pastry" .)

I've seen this clue in The Times.

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