Classic Mongolian Beef is a popular Chinese dish that features tender strips of beef stir-fried with green onions and a savory sauce. The beef is typically marinated in a mixture of soy sauce, ginger, garlic, and cornstarch to enhance its flavor and tenderness. It is then quickly cooked over high heat to retain its juiciness and served hot. This dish is known for its bold flavors and satisfying texture, making it a favorite among beef lovers.