In a medium pot, over medium heat, add diced onions, minced garlic, and diced bell peppers. Saute 2 - 3 minutes until the onions become slightly translucent.
Add ground beef and bacon. Brown well. Do not drain.
Add beef stock, Negra Modelo, and all salt and spices.
Bring to a low simmer and continue to simmer for 10 minutes.
Add beans and bring back up to simmer for 2-3 minutes until everything is hot.
Serve Negra Modelo Black Bean and Beef Soup.