In a large pan over medium high heat add 1 tbsp of olive oil and 1 tbsp butter. Brown the ground lamb for about 3-5 minutes. Season with salt and pepper.
Add finely grated carrots, onion and garlic to the pan. Cook for about 2-3 minutes.
Stir in tomato paste and Worcestershire sauce. Cook for 1 minute.
Add red wine and herbs. Simmer for approx. 15 minutes until wine is completely reduced.
Add beef broth to the mince and cook down for about 3-4 minutes until reduced.