[header] How to make haggis [title] Soak the stomach overnight. [step] You'll need to prepare your casing for the haggis the day before you want to make it. You can use sheep or beef stomach which is also called the bung.
Place the stomach in cold salted water and let it sit overnight. [substeps] Soaking the stomach will soften it so that it's easier to fill and boil the next day.