4 boneless pork blade steaks, about 1/2-inch thick 1 large red onion, sliced 1/2 cup fresh Mexican lime juice 1 teaspoon salt 1/2 teaspoon cayenne
Place pork and onions in a self-sealing plastic bag. Combine remaining ingredients and pour over pork; seal bag and refrigerate for 2 to 4 hours.
Lift pork steaks from marinade, brushing off onions. Broil or grill over hot coals for 8 to 10 minutes, turning once. Heat onions and marinade to boiling. Serve onions with pork steaks and warmed tortillas.