Knight with endless abundance, but only one bit of pasta (6)

I believe the answer is:

noodle

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'bit of pasta' is the definition.
(I've seen this before)

I cannot understand how the rest of the clue works.

(Other definitions for noodle that I've seen before include "Blockhead" , "Form of pasta" , "may end up in the soup" , "Narrow strip of pasta, or foolish person" , "Pasta strip; silly person" .)

I've seen this clue in The Telegraph.

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