Most Hakkas in India stash a bottle of a special sauce in the refrigerator for this Hakka stir-fried noodle dish called hung mee chow mein, says Liu Ying Hsien. It’s a family favorite for many. Once you taste these salty-sweet noodles, you’ll see why. Stir-fry meat and vegetables; then add cooked noodles and the magic ingredient, sweet soy sauce (also known as hung mee or red sauce). It’s an easy sauc