Heat a cooking pot then pour-in the oil.

Once the oil gets hot, sauté the onion and garlic

Add the ox tripe and cook for 2 minutes.

Put-in the beef and sliced sausage. Continue to cook for 2 to 3 minutes or until the color of the beef turns light brown.

Pour-in the beef broth and tomato sauce. Let boil.

Cover and simmer for 90 minutes or until the tripe and beef are tender. Add water if needed.

Once the meat gets tender, make sure that there is enough liquid left. If the sauce is a bit thick, add more beef broth or water. Put the chickpeas, banana, and potato in the cooking pot and continue to cook for 10 to 12 minutes.

Add the ground black pepper and fish sauce. Stir and cook for 2 minutes.

Put the bok choy in the cooking pot. Stir and cook for 3 minutes.

Transfer to a serving bowl.

Serve. Share and enjoy!