Heat the cooking oil in a pan.
Saute garlic and onion.
When the onion becomes soft, add the pork slices. Cook for 1 minute.
Put-in the salted black beans, oyster sauce, and parsley. Stir and cook for 3 minutes.
Pour-in the water. Cover the pan and let the water boil. Simmer for 15 to 20 minutes (add more water if needed).
Pour-in cornstarch diluted in water. Sprinkle some ground black pepper. Stir
Transfer to a serving plate. Serve.
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