Ingredients

• 1 tablespoon steak sauce
• 1 tablespoon reduced-sodium soy sauce
• 1 tablespoon rice wine vinegar
• 1 tablespoon brown sugar
• 1 tablespoon sesame oil, or to taste
• 1/4 cup sliced onion
• 1 tablespoon minced fresh ginger root
• 1 (4 ounce) boneless beef sirloin steak, thinly sliced
• 1/2 cup broccoli florets
• 1/2 cup sliced fresh mushrooms
• 1 clove garlic, minced (optional)

Instructions

1. Mix steak sauce, soy sauce, rice wine vinegar, and brown sugar together in a bowl until sauce is smooth.
2. Heat sesame oil in a wok or large skillet over high heat; saute onion and ginger over medium-high heat until onion is lightly browned, 2 to 3 minutes. Add steak, broccoli, mushrooms, and garlic; cook, stirring occasionally, until steak is cooked through and vegetables are soft, about 8 minutes.
3. Pour sauce over steak mixture; cook and stir until evenly coated, about 2 minutes.