Duck With Black Bean Sauce And Tamarind Jus

• 2 duck
• 2 shallots
• 1 black bean sauce ingredients
• 1 port
• 1 tamarind jus ingredients
• 1/2 apple
• 525 gr black beans
• 700 ml duck stock
• 130 gr carrots (chopped)
• 100 gr celery (chopped)