Coniglio Alla Cassia

• 3 rabbit with liver
• 2 garlic (cloves)
• 2 bay leaves
• 1 ripe tomato
• 90 ml dry wine (red)
• 80 gr tomatoes (canned peeled plum)
• 75 gr onions
• 45 ml olive oil
• 32 gr salt pork
• 28 gr butter