Easy Vegetable Soup

Ingredients

• 2 teaspoons olive oil
• 1 onion, finely chopped
• 2 garlic cloves, crushed
• 2 teaspoons lemon thyme leaves
• 2 cups tomato puree
• 2 cups chicken stock
• 1 carrot, peeled and grated
• 1 zucchini, peeled and grated (courgette)
• 1 parsnip, peeled and grated
• sea salt and black pepper
• finely grated parmesan cheese, to serve