Lobio Tkemali

• 5 prunes
• 4 celery rib
• 1 onion
• 1 carrot
• 325 gr beans (red)
• 80 ml extra-virgin olive oil
• 60 ml balsamic vinegar
• 9 gr unsweetened butter (plum)
• 4 gr tamarind concentrate
• 4 gr cilantro leaves