Very Green Soup - River Cottage

Ingredients

• 2 tablespoons rapeseed or sunflower oil
• 1 small onion (about 75g), sliced
• 1 large carrot, peeled and grated
• ½ garlic clove, grated (optional)
• 100g spinach, any tough stalks removed
• 100g flat-leaf parsley or watercress (or 50g of each), any tough stalks removed
• About 400ml hot vegetable stock
• 2 plain rice cakes
• Sea salt and freshly ground black pepper
• Extra virgin hempseed or rapeseed oil, to finish