The google reader stack I use is to use the share button to 'save' items. Those items get added to your own RRS feed. From that feed you can do your post proc

The google reader stack I use is to use the share button to 'save' items. Those items get added to your own RRS feed. From that feed you can do your post processing as this link did for later reading. (edit: to see your shared items go to http://www.google.com/reader/shared/username http://www.google.com/reader/shared/username)