Beef, Asparagus & Portobello Stir-Fry

Serves: servings

• 2 tablespoon cornstarch
• 1/4 teaspoon ground black pepper
• 1 3/4 cup Swanson® Beef Broth
• Swanson® Beef Stock
• 2 tablespoon low-sodium soy sauce
• 1 tablespoon packed brown sugar
• 1 teaspoon garlic powder
• 1 boneless beef sirloin steak , 3/4-inch thick (about 1 pound), cut into very thin strips
• 1 pound asparagus , cut into 2-inch diagonal pieces (about 4 cups)
• 2 large portobello mushroom , sliced
• 1/2 cup roasted red pepper strips
• 1 cup regular long-grain white rice , cooked according to package directions without salt