| Ingredients:
25g/1oz butter 10ml/2tsp sesame oil 2 sticks celery, chopped 1 clove garlic, crushed 450g/1lb frozen prawns, defrosted and drained 45ml/3tbsp fish stock 15ml/3tsp Dijon mustard 30ml/2tbsp medium dry sherry 22.5ml/1½ level tbsp) cornflour 150ml/5floz carton double cream fresh ground black pepper 15-30ml/1-2tbsp chopped coriander leaves |