Quiet whiskies reportedly bringing on sentimentality (8)

I believe the answer is:

schmaltz

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'sentimentality' is the definition.
(schmaltz is a kind of sentimentality)

I don't understand how the rest of the clue works.

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(Other definitions for schmaltz that I've seen before include "Display of emotions" , "Sickly sentimentality" , "Excessive sentimentality in art or music" , "Mushiness" , "Jewish word meaning sugary sentimentality - has just one vowel" .)

I've seen this clue in The Times.

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