How to Hide Cherry Projects Admin Menus

function plt_hide_cherry_projects_menus() {
	//Hide "Projects".
	remove_menu_page('edit.php?post_type=projects');
	//Hide "Projects → Projects".
	remove_submenu_page('edit.php?post_type=projects', 'edit.php?post_type=projects');
	//Hide "Projects → Add Project Item".
	remove_submenu_page('edit.php?post_type=projects', 'post-new.php?post_type=projects');
	//Hide "Projects → Categories".
	remove_submenu_page('edit.php?post_type=projects', 'edit-tags.php?taxonomy=projects_category&post_type=projects');
	//Hide "Projects → Tags".
	remove_submenu_page('edit.php?post_type=projects', 'edit-tags.php?taxonomy=projects_tag&post_type=projects');
	//Hide "Projects → Settings".
	remove_submenu_page('edit.php?post_type=projects', 'cherry-projects-options');
}

add_action('admin_menu', 'plt_hide_cherry_projects_menus', 11);

Where do I put this code?