Combine soy sauce, garlic, whole peppercorn, and bay leaves in a large bowl. Mix well.

Add the pork and chicken slices. Toss until the ingredients are well blended.

Cover and place inside the fridge to marinate for at least 3 hours. You can also marinate overnight.

Heat oil in a large and wide pan.

Once the oil gets hot, add the marinated pork and chicken including the remaining marinade. Cook for 10 to 12 minutes or until the meat browns.

Pour water and let boil.

Add the beef cube. Stir. Cover and cook in low heat for 60 minutes or until the meat gets very tender.

Pour-in the vinegar. Let boil. Cook until the the liquid almost evaporates.

Add salt and pepper if needed.

Serve. Share and enjoy!

Add salt and more pepper if needed.