Ingredients:
- 1 red bell pepper, cut
- 1 green bell pepper, sliced
- 1 white onion, thinly sliced
- 1 can diced tomatillos
- 2 pounds sirloin steak, sliced
- 2 teaspoons minced garlic
- 2 tablespoons vinegar
- 1/7 cup very hot water
- 1 beef bouillon cube
- 3.25 tablespoons soy sauce
- 1 tablespoon cornstarch
- 1 tablespoon brown sugar
- 2 tablespoons Worcestershire sauce
- Salt and pepper, to taste