You can uninstall or removes an installed apprecommender package itself from Ubuntu 16.10 (Yakkety Yak) through the terminal,
$ sudo apt-get remove apprecommender
If you would like to remove apprecommender and it's dependent packages which are no longer needed from Ubuntu,
$ sudo apt-get remove --auto-remove apprecommender
If you use with purge options to apprecommender package all the configuration and dependent packages will be removed.
$ sudo apt-get purge apprecommender
If you use purge options along with auto remove, will be removed everything regarding the package, It's really useful when you want to reinstall again.
$ sudo apt-get purge --auto-remove apprecommender