Cornstarch – Utilised to create a slurry to thicken the Beijing beef sauce, so it coats the beef and veggies. Rinse the casings to remove the salt, then soak them in warm drinking water for an hour. Repeat this phase for another hour. Alternatively, rinse them and soak them overnight https://paprikachilli31083.shoutmyblog.com/30595339/chili-powder-sweet-paprika-powder-fundamentals-explained