Jemma O'Hanlon's Foodwatch - Hearty vegetable and barley soup

Ingredients

• 2 teaspoons oil
• 1 onion, cut in thin wedges
• 2 cloves garlic, crushed
• 1/3 cup pearl barley
• 1 stick celery, chopped
• 1 carrot, chopped
• 400 g canned tomatoes
• ¼ cup tomato paste
• 2 cups (500 mL) vegetable or chicken stock, reduced-salt
• 2 cups water
• 2 tablespoons Worcestershire sauce
• 2 tablespoons chopped fresh basil
• 400 g can white beans, drained