How to Hide FoodOrd Admin Menus

function plt_hide_foodord_menus() {
	//Hide "FoodOrd".
	remove_menu_page('foodord-settings');
	//Hide "FoodOrd → License".
	remove_submenu_page('foodord-settings', 'foodord-license');
	//Hide "FoodOrd → Styling".
	remove_submenu_page('foodord-settings', 'foodord-styling');
	//Hide "FoodOrd → Tweaks".
	remove_submenu_page('foodord-settings', 'foodord-tweaks');
	//Hide "FoodOrd → Delivery".
	remove_submenu_page('foodord-settings', 'foodord-delivery');
	//Hide "FoodOrd → Pickup".
	remove_submenu_page('foodord-settings', 'foodord-pickup');
	//Hide "FoodOrd → Layout".
	remove_submenu_page('foodord-settings', 'foodord-layout');
	//Hide "FoodOrd → Toppings".
	remove_submenu_page('foodord-settings', 'foodord-toppings');
	//Hide "FoodOrd → Topping Sets".
	remove_submenu_page('foodord-settings', 'foodord-topping-sets');
	//Hide "FoodOrd → Timed Products".
	remove_submenu_page('foodord-settings', 'edit.php?post_type=foodord_timed');
	//Hide "FoodOrd → Shortcodes".
	remove_submenu_page('foodord-settings', 'foodord-shortcodes');
	//Hide "FoodOrd → Integrations".
	remove_submenu_page('foodord-settings', 'foodord-integrations');
	//Hide "FoodOrd → Tipping PRO".
	remove_submenu_page('foodord-settings', 'foodord-pro-tipping');
	//Hide "FoodOrd → Loyalty PRO".
	remove_submenu_page('foodord-settings', 'foodord-pro-loyalty');
	//Hide "FoodOrd → Pricing Rules PRO".
	remove_submenu_page('foodord-settings', 'foodord-pro-pricing');
	//Hide "FoodOrd → Table Ordering PRO".
	remove_submenu_page('foodord-settings', 'foodord-pro-table-ordering');
}

add_action('admin_menu', 'plt_hide_foodord_menus', 100);
Where do I put this code?