Cook noodles according to package directions.
In a small bowl mix together brown sugar, soy sauce, and sesame oil. Stir until well combined. Set aside
Heat oil over high heat in a large skillet. Once hot, add beef strips. Cook for 2-3 minutes, until beef is browned.
Add garlic and ginger to the pan, cook for 1 minute until fragrant.
Add soy sauce mixture to the pan. Bring to a simmer, and cook for 3-5 minutes until sauce slightly thickens.
Add cooked noodles to the pan, stir to coat.
Sprinkle green onions and sesame seeds over the pan to serve.
