Vegetable minestrone - Penguin Books Australia

Ingredients

• 7 tbsp olive oil
• 1 onion, chopped
• 2 celery stalks, chopped
• 2 carrots, finely diced
• 1 x 400 g can chopped Italian plum tomatoes
• 1 tbsp tomato purée
• 1 garlic clove, crushed
• salt and black pepper
• 1.5 litres (21⁄2 pints) chicken or vegetable stock
• 1 x 400 g can cannellini or red kidney beans, drained
• 250 g (8 oz) leeks, trimmed and finely sliced
• 125 g (4 oz) Savoy cabbage, finely shredded
• 2 tbsp arborio (risotto) rice
• grated Parmesan cheese, to serve