A chicken gizzard is a muscular organ found in the digestive tract of a chicken. It is a small, oblong-shaped organ that is smooth and has a firm texture. The external surface of a chicken gizzard is covered with a tough, fibrous membrane that protects the organ during the grinding process that occurs in the digestive system. The inside of the gizzard contains small, hard particles that help the chicken digest its food. Chicken gizzards are commonly consumed in many cultures and are known for their rich, savory flavor and chewy texture. They can be prepared in a variety of ways, including grilling, frying, or boiling. Chicken gizzards are a great source of protein and contain several important vitamins and minerals, such as iron, zinc, and B12.