Blanched bacon
When beef is boiled and the liquid is strained it renders a stock. The stock can then be fortified with other flavors (vegetables and/or herbs) to make broth. Sort of like a watery soup. You can then...
My understanding is that stock and broth are the same thing.
You could use ground chicken, or turkey as a substitute. Or ground lamb & ground pork. or ground bison too.
You can use beef boullion cubes, or beef broth.
beek broth, beef buillion cubes , chicken broth