Combine the first 8 ingredients, stirring until sugar dissolves.
Heat a large nonstick skillet over medium-high heat. Add 1 teaspoon oil to pan. Add half of steak; sauté 4 minutes or until browned. Remove steak from pan. Repeat procedure with remaining oil and steak. Add vinegar mixture, carrot, peas, bell pepper, and sprouts to pan; cook 3 minutes, stirring frequently. Return steak to pan. Add noodles; cook 1 minute, stirring constantly. Sprinkle with onions and sesame seeds.
MyRecipes is working with Let's Move!, the Partnership for a Healthier America, and USDA's MyPlate to give anyone looking for healthier options access to a trove of recipes that will help them create healthy, tasty plates. For more information about creating a healthy plate, visit www.choosemyplate.gov.