Brown meatballs in a pan. Or cube chicken and cook in a pan. Drain any extra grease.
Add in ketchup, soy sauce, vinegar, and brown sugar to the pan. Add things as needed to taste.
Bring to a boil.
Add 1 cup of water mixed with 1 tbsp of cornstarch to the pan. Simmer to thicken.
Serve over jasmine rice.
