Mix the beef broth, soy sauce, honey, garlic, ginger, salt, and pepper in a bowl
Place the flank steak in the slow cooker or crockpot
Pour the marinade over the steak
Cover and cook on low for 6-8 hours or high for 3-4 hours
Once cooked, remove from the slow cooker or crockpot
Let cool for a few minutes before slicing against the grain
Serve hot and enjoy with your favorite sides!