http://www.food.com/recipe/restaurant-teriyaki-sauce-133751

1. 1/4 cup soy sauce
2. 1 cup water
3. 1/2 teaspoon ground ginger
4. 1/4 teaspoon garlic powder
5. 5 tablespoons packed brown sugar
6. 1-2 tablespoon honey
7. 2 tablespoons cornstarch
8. 1/4 cup cold water

1. Mix all but cornstarch and 1/4c water in a sauce pan and begin heating.
2. Mix cornstarch and cold water in a cup and dissolve. Add to sauce in pan.
3. Heat until sauce thickens to desired thickness. Add water if the sauce over-thickens