Cut the pork and vegetables into bite-sized pieces.
Heat oil in a pan and stir-fry the pork.
Add vegetables such as onion, wood ear mushrooms, and carrots, and stir-fry together.
Pour in water, soy sauce, pepper, and salt, then bring to a boil.
Pour in beaten eggs and mix gently.
Gradually add starch water to adjust the thickness.
Spoon the finished Oyangpaeng sauce over the rice.