Heat olive oil in a large skillet over medium heat.
Add diced onion and sauté for 5 minutes until soft and translucent.
Add minced garlic and cook for 1 minute until fragrant.
Increase heat to medium-high and add ground beef, breaking it into small crumbles with a wooden spoon.
Cook until the beef is browned and no longer pink.
Stir in chili powder, cumin, smoked paprika, salt, and pepper.
Pour in the beef broth and reduce heat to low.
Simmer for 5-7 minutes until the sauce has thickened and is glossy.
Warm tortillas in a separate dry skillet for 30 seconds per side.
Spoon the beef mixture into the tortillas and add your choice of toppings.