Write SQL query to solve given problem: How many products supplied by Plutzer Lebensmittelgromrkte AG that is currently out of stock and on order?. Keep the solution inside sql tag ```sql [SQL-Query] ```
SELECT COUNT(T1.ProductID) FROM Products AS T1 INNER JOIN Suppliers AS T2 ON T1.SupplierID = T2.SupplierID WHERE T2.CompanyName = 'Plutzer Lebensmittelgromrkte AG' AND T1.UnitsInStock = 0 AND T1.UnitsOnOrder = 0