Hot cooked noodles Stir beef cubes into mixture of 2 Tbsp. teriyaki sauce and garlic in bowl; let stand 10 minutes. Lightly brown beef on all sides in hot oil in Dutch oven or large skillet over high heat. Add 3 cups water, remaining 3 Tbsp. teriyaki sauce and next 3 ingredients. Cover and simmer 40 minutes. Add carrots and white parts of green onions. Simmer, covered, 20 minutes, or until beef and vegetables are tender. Meanwhile, mix cornstarch and 1/2 cup water; stir into beef mixture with green onion tops. Cook and stir until mixture boils and thickens slightly. Serve over hot noodles.