Slow Cooker Vegetables and Meatballs

Ingredients

• • 2 cups (300 g) rutabaga, peeled and cubed
  • 3 carrots, peeled and cut into rounds
  • 3 yellow-fleshed potatoes, unpeeled and cubed
  • 1 onion, thinly sliced
  • 1/2 lb (225 g) white mushrooms, sliced
  • 1 bottle (20 oz/600 ml) strained tomatoes
  • 1 can (10 oz/284 ml) concentrated chicken broth (see note)
  • 1 lb (450 g) sausage meat (about 4 sausages)
  • Basil leaves, to taste
  • Sharp cheddar cheese shavings, to taste