Braised Pork Rib with Yam (芋头炖排骨)

Ingredients
1 lb pork ribs
1 yam - peeled, cut into cubes and fried
1 knob old ginger - sliced
3 cloves garlic - peeled and smashed
2 stalk green onion (white part only) - cut into 2 cm length
4 dried mushrooms - soaked, drained and quartered
1 tsp fermented black beans - washed with water and drained
1 tbsp soy sauce
dash of pepper
2 tbsp rock sugar
2 cups water
2 tbsp cooking oil

Sauce
2 tbsp shaoxing wine
2 tbsp soy sauce


Method

1. Marinate pork ribs with 1 tbsp soy sauce and pepper for 15 minutes or more.
2. Heat up oil in a pan and fry the pork ribs till they turned brown and fragrant.  Dish out and set aside.
3. With the remaining oil, fry the ginger slices, garlic, green onion and fermented black beans till fragrant.
4. Add mushroom and fry for another 1 -2 minutes.
5. Add rock sugar and water and fry till sugar has melted.
6. Add pork ribs to the pan.  Drizzle sauce and do a quick stir fry.  Add water and braise for 45 minutes under medium low heat.
7. Add yam and continue to braise for another 15 - 20 minutes or until yam is cooked to desired softness.
8. Before serving, sprinkle some salt and pepper to taste.