Ingredients:
* 2 pounds skirt, flank, sirloin, or hanger steak sliced into ½ inch strips
* 1 red pepper deseeded and sliced into thin strips
* 1 green or yellow pepper deseeded and sliced into thin strips
* 1 medium onion peeled and sliced into thin strips
* 3 tablespoons olive oil
* 1 tablespoon lime juice
* 1/2 teaspoon chili powder
* 1 teaspoon ground cumin
* pinch cayenne pepper