Beef with olive

1 cup boiling water 1 beef bouillon cube 1/4 cup balsamic vinegar 2 tablespoons light brown sugar 1 teaspoon olive oil 12 ounces beef tenderloin , fat[...]

4 cups of cold cooked london broil beef or 4 cups flank steaks, thinly sliced and julienned 1 small red onion , thinly sliced 6 sun-dried tomatoes , julienned[...]