Missing Method in PublicController

Error: The action ingredient_p is not defined in controller PublicController

Error: Create PublicController::ingredient_p() in file: app/controllers/public_controller.php.

<?php
class PublicController extends AppController {

	var $name = 'Public';


	function ingredient_p() {

	}

}
?>

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

(default) 3 queries took 3 ms
NrQueryErrorAffectedNum. rowsTook (ms)
1SHOW FULL COLUMNS FROM `member`17171
2SELECT CHARACTER_SET_NAME FROM INFORMATION_SCHEMA.COLLATIONS WHERE COLLATION_NAME= 'utf8_unicode_ci';111
3SHOW FULL COLUMNS FROM `products`771