Pea and Mint Soup

INGREDIENTS ----------- 1 onion, peeled and chopped 1 medium potato, peeled and chopped 50g butter 1.2 litres vegetable stock 350g petit pois 1 bunch mint, finely chopped 300ml milk 

Method:
1. Sweat the onion and potato in the butter over a very low heat for 10 minutes, without colouring.
2. Add the stock, bring to the boil, and cover and simmer for 20 minutes, or until the potato is tender.
3. Raise the heat, stir in the peas and simmer for 2 minutes.
4. Remove from the heat, add the mint and then immediately purée in a blender, adding the cold milk as you do so.
5. Season with salt and pepper, reheat gently and serve.