Heat the oil in a pan.
Once the oil is hot, sauté the onion and the garlic until the onion becomes soft.
Add the sliced chicken breast. Cook for 2 to 3 minutes or until the color turns light brown.
Add the oyster sauce. Continue to cook for 2 minutes.
Pour-in water or chicken broth. Let it boil. Cover and simmer for 10 to 12 minutes (add water, if necessary).
Put-in the sliced Ampalaya. Stir and cook in medium heat for 3 to 5 minutes.
Add salt and pepper to taste.
Transfer to a serving plate. Serve with brown or white rice.
Share and enjoy!