Derived from the third compartment of the stomach in ruminants, this leaf-shaped delicacy offers a chewy and delicious texture that is simply irresistible. Beef Omasum can be cooked in a variety of ways to suit your taste buds. Whether you prefer it sautéed with ginger and spring onion, steamed to perfection, or boiled and served with tantalizing dips, the options are endless.