Instructions

  1. Combine beer, lime juice, cumin, chili powder, and cilantro.
  2. Add steak to the marinade, turning to coat.
  3. Cover and chill for at least 1 hour.
  4. Heat oil in a medium skillet.
  5. Add bell peppers and onion.
  6. Cook, stirring occasionaly until tender.
  7. Preheat grill.
  8. Remove steak from marinade and grill until med-rare to medium.
  9. Let rest for 5 to 10 minutes.
  10. Cut steak into thin strips across the grain.
  11. Serve with tortillas, onions and peppers, salsa, sour cream and guacamole.