Feijado Preto

• 2 stalks celery (chopped)
• 1 onion (chopped)
• 1 clove garlic (minced)
• 1 bay leaf
• 1 tomato (chopped)
• 850 ml water
• 260 gr black beans
• 120 gr brown rice (uncooked)
• 55 gr bread crumbs (toasted)
• 30 ml oil