1 - Put the onion and oil in a large pan and fry over a fairly high heat for 3-4 mins.

2 - Add the garlic and mince and fry until they both brown.

3 - Add the mushrooms and herbs, and cook for another couple of mins.

4 - Stir in the tomatoes, beef stock, tomato ketchup or purée, Worcestershire sauce and seasoning.

5 - Bring to the boil, then reduce the heat, cover and simmer, stirring occasionally, for 30 mins.