-cut into 2-inch lengths -separating whites -from tops Cut lamb across grain into thin slices. Combine 1 Tbsp. _each_ soy sauce, cornstarch and garlic; stir in lamb. Let stand 10 minutes. Meanwhile, combine remaining soy sauce, 3/4 cup water and next 4 ingredients; set aside. Heat 1 Tbsp. oil in hot wok or large skillet over high heat. Add lamb and stir-fry 1 minute. Add lamb and soy sauce mixture; cook and stir until sauce boils and thickens.