Steam tofu with minced pork and prawn

Ingredient (A) - Sauce: In a small bowl, mixed together all the following:

1 tablespoon light soy sauce
1 teaspoon sesame oil
Pinch of white sugar
Small pinch of pepper

Ingredient (B) - Marinade minced pork & prawn paste in a small bowl as follows:
50g minced pork
Prawn paste (4 pieces of prawn pounded/chopped into paste form)
1 tablespoon fish sauce
1 teaspoon sesame oil
Pinch of white sugar
1/2 stalk chopped spring onions
Small pinch of pepper
1 teaspoon corn flour

Methods:
Marinate ingredient (B) in a small bowl, mixed well and set aside. Cut Tofu block into cubes. Arrange them on a steaming plate.
Mixed ingredient (A) in a small bowl and set aside. It serves as the sauce.
Use your hand to roll/mound ingredient (B) into small round ball. Placed each small ball on top of the tofu cubes. Then slightly use your finger lightly pressed the ball to ensure they can sit well on tofu cubes. The ingredient (B) will then look like a dome shape sitting on top of tofu cubes.
Sprinkle ingredient (A) over each tofu cubes.
Place a iron rack in the pot/wok. Heat your pot/work with water over high heat. Once water boiled, place tofu dish on steam rack. Steam it for 7 minutes.
Remove tofu from wok or pot.
Garnish with chopped spring onion or fried shallot.
Ready to serve.