Dice the onion and jalapeño, and add to large pot or Dutch oven with the olive oil. Bring to medium-high head and saute for 3-4 minutes or until softening
Add ground beef to pot and cook, breaking apart into crumbles with spoon or spatual. Continue to cook for 6-8 minutes, or until no pink remains.
Add beef broth, tomato paste and black beans (including the juices) into pot. If looks too thick, add a splash of water. Bring to a boil, then reduce heat to low and simmer uncovered for 25-30 minutes until thickened.