| 
      400 g/14 oz/1 large can of plums, drained and juice reserved30 ml/2 tbsp tomato puree (paste)
 
      25 g/1 oz/2 tbsp dark brown sugar 
      15 ml/1 tbsp red wine vinegar 
      5 ml/1 tsp Dijon mustard1 garlic clove, crushed
 Salt and freshly ground black pepper
 
      1 duck, quartered, or 4 duck breasts |