Why does lube sausage smell so bad?

The food went bad. Lubricating sausage tastes slightly salty, with delicate meat and rich vanilla flavor. This is cooked food. If it smells bad, it proves that the food is bad. The full name of Lubin sausage is Russian Lubin sausage, also called meat sausage, which is made of lean meat. After opening, you can see the texture of the meat in the sausage, which most sausages can't do.