Beef Spaghetti Bolognese

Ingredients

• 300g beef, minced
• 200g spaghetti (4 servings)
• 1 can (170g) tomato paste
• 1 onion, diced
• 3 cloves garlic, chopped roughly
• 1 carrot, shredded
• 1 bay leaf
• 1 tsp black pepper
• Salt to taste
• Parmesan cheese (optional)