Sausage: Is a generic term that refers to minced meat in a cylindrical casing. Sausage can be made with pork, beef, chicken or other meats. Bratwurst: Bratwurst is a specific type of sausage. It is a German pork sausage.Kielbasa: Is a Polish sausage made with pork and beef. It has lots of seasoning and usually contains garlic. Blood Sausage: Is a pork sausage containing blood and spices. Italian Sausage: Is a pork sausage with Italian seasoning.ratwurst: Bratwurst is a specific type of sausage. It is a German pork sausage. Kielbasa: Is a Polish sausage made with pork and beef. It has lots of seasoning and usually contains garlic.