Cheesy Meatballs with Spaghetti

Ingredients

• 1 lb lean ground beef (500g)
• 1 egg lightly beaten
• 1 cup grated cheese (such as Parmesan)
• 1 onion finely chopped
• 1/4 cup basil chopped
• 1 tbsp olive oil
• 1 jar tomato, onion & basil chunky sauce
• 1 lb dried spaghetti (400g)
• Basil leaves to serve