Missing Method in SermonsController

Error: The action index.rss is not defined in controller SermonsController

Error: Create SermonsController::index.rss() in file: app/controllers/sermons_controller.php.

<?php
class SermonsController extends AppController {

	var $name = 'Sermons';


	function index.rss() {

	}

}
?>

Notice: If you want to customize this error message, create app/views/errors/missing_action.ctp.