- In a slow cooker, combine the vegetables, strained tomatoes and broth. Season with salt and pepper. Cover and cook on Low for 8 hours.
- Form the sausage meat into small meatballs and add to the slow cooker. Cover and continue cooking for 30 minutes on High.
- Divide the vegetables, meatballs and sauce among six bowls. Garnish with the basil leaves and cheese shavings.
In place of concentrated chicken broth, dilute 4 tsp (20 ml) of any concentrated broth (such as Bovril) in 1 cup (250 ml) of boiling water.