Gascony Lamb Casserole

• 24 garlic (cloves)
• 2 1/2 lamb (cut into)
• 2 spanish onions
• 1 in chunks
• 1 olive ciabatta
• 350 ml wine (red)
• 190 gr cannellini beans (dried)
• 280 ml chicken stock (fresh)
• 130 gr pork belly (cut into)
• 24 gr tins anchovy fillets