French onion soup has a great depth of flavour from the slowly caramelised onions – it's used in this easy pork stroganoff as a really rich, concentrated ‘meaty’ stock. A satisfying cheat ...

Pork fillet is a really tender cut so great for quick-cook dishes like Mary's creamy pork stroganoff. It makes a great change from beef and tends to be cheaper, too. Cut the pork fillet into thin ...