Ingredients

  • 2 large or 4 small dried ancho or New Mexico chiles (1 oz total)
  • 2/3 cup fresh orange juice
  • 2 garlic cloves
  • 1 tablespoon olive oil
  • 1 1/2 lb skirt steak, cut into 4 pieces
  • 2 tablespoons vegetable oil
  • Accompaniment: avocado slices

Method

  • Heat a large heavy skillet (preferably cast iron) over moderate heat, then toast chiles, pressing down with tongs, 5 to 10 seconds on each side.
  • Discard stems and seeds and soak chiles in hot water to cover 5 minutes.
  • Drain and tear into pieces.
  • Puree chiles with orange juice, garlic, olive oil, and salt to taste in a blender until smooth, about 2 minutes.
  • Reserve half of sauce in a small serving bowl.
  • Season steak with salt and coat generously with remaining sauce.
  • Heat 2 large heavy skillets (or cook steak in 2 batches) over high heat until hot and add 1 tablespoon vegetable oil to each, swirling to coat bottom of skillets.
  • Sear steak 2 to 3 minutes on each side for medium-rare.
  • Serve steak with reserved sauce.