1 1/2 pounds flank steak, cut in half 1 tablespoon vegetable oil 1 large onion, sliced 1/3 cup water 4 ounces chopped green chiles 2 tablespoons vinegar 1 1/4 teaspoons chili powder 1 teaspoon garlic powder 1/2 teaspoon granulated sugar 1/2 teaspoon salt 1/8 teaspoon pepper
In a skillet, brown steak in oil; transfer to a crockpot.
In the same skillet, saut? onion for 1 minute. Gradually add water, stirring to loosen browned bits from pan. Add remaining ingredients; bring to a boil. Pour over the flank steak. Cover and cook on LOW for 7 to 8 hours or until the meat is tender.