Season steak with salt, and pepper.
In a skillet, melt butter over medium-high heat.
Cook steak for for 5-7 minutes per side, then remove from pan.
In the same pan, add garlic and cook until fragrant.
Pour in beef broth and bring to a simmer.
Add uncooked noodles and heavy cream. Cook until pasta is tender.
Stir in mozzarella and Parmesan until creamy.
