bratwurst vs. sausage

noun

  1. a sausage made of pork, spices, and herbs, sometimes without a casing, usually served sautéed or broiled.

noun

  1. minced pork, beef, or other meats, often combined, together with various added ingredients and seasonings, usually stuffed into a prepared intestine or other casing and often made in links.

  2. Aeronautics.,  a sausage-shaped observation balloon, formerly used in warfare.