/usr/share/kde4/apps/teacooker/teacooker.notifyrc is in plasma-widget-teacooker 0.3.0-0ubuntu9.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 | [Global]
IconName=kteatime
Comment=Tea Cooker Plasmoid
[Event/teacooker_teaReady]
Name=Tea
Comment=Tea is ready (currently this is nonfunctional)
Sound=KDE-Sys-App-Positive.ogg
Action=Sound|Popup
Persistant=falseX-Ubuntu-Gettext-Domain=desktop_plasma-widget-teacooker
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