Heat the olive oil in a large pan and fry the onion, garlic, diced carrot and celery stick for 6-8 minutes.
Stir in the beef mince and cook for 3-4 minutes until browned, then add the sun-dried tomato paste and Worcestershire sauce.
Stir in the beef stock and cover and simmer for 35-40 minutes until very tender.
Mix the cornflour with cold water to a paste, stir in and cook for 1 minute.
Serve over baked potatoes and top with grated cheddar.
Recipe from bbcgoodfood.com