In a saucepan, combine the pork, vinegar, garlic, onion, soy sauce, pepper, bay leaves and water and bring to a boil. Let cook for about 10 minutes, simmer until the pork is partially cooked.

Add the chicken, simmer for another 20 minutes until both meat becomes tender and sauce thickens. Remove from the heat and serve on a large serving dish with hot steamed rice.