Cauliflower walnut soup

Ingredients:
1 medium cauliflower, broken into florets
1 onion, roughly chopped
450ml/3-4 pt vegetable stock
450ml/3-4 pt milk
25g/1 oz walnut pieces
Salt and freshly ground
Black pepper


Recipe:

1. Put the cauliflower, onion and stock in a large heavy saucepan.
2. Bring to the boil, cover and simmer for about 15 minutes until soft.
3. Add the milk and walnuts, and stir through.
4. Puree in a blender or food processor until smooth.
5. Return the soup to the pan.
6. Season to taste with salt and pepper, then bring to the boil - be careful not to scorch.
7. Serve hot.