Nilagang Baka (Filipino Beef Soup with Vegetables)

Ingredients

For 4 servings

• 1 1/2 pounds beef shank
• 6 cups water
• 1 big onion (- quartered)
• 10 pieces peppercorn
• 1 big (or 2 small) potato (- peeled and cut into 4-6 pieces)
• 1 corn on the cob ((optional) - cut into 4 )
• 10 pieces green beans (- ends cut)
• salt (- as needed)
• 1 tablespoon fish sauce
• 2 stalks spring onions (- cut to inch-long pieces)
• 1/2 small cabbage (- cut into 4)