Khmer Mushroom Soup

Ingredients

 * 900ml/30fl.oz. Fresh vegetable stock
 * 2 teasp chili Sauce (check ingredients)
 * 5 cm/2-inches Fresh lemon grass, finely chopped into rings
 * 4 kaffir lime Leaves, roughly shredded
 * 2 teasp Sugar
 * 3 tbsp lemon juice
 * 75g/3oz Oyster or Button Mushrooms, halved
 * 1 Fresh chilli, split open

Directions

 * 1) Place the vegetable stock in a large saucepan together with the pepper sauce and bring to the boil stirring.
 * 2) Add the remaining ingredient, mix well then reduce the heat and simmer, stirring for 10 minutes.
 * 3) Serve hot.