01 -
Cook penne pasta in salted boiling water according to package instructions. Drain and set aside.
02 -
In a large skillet over medium-high heat, melt the butter. Add minced garlic and sauté until fragrant, about 1 minute.
03 -
Add ground beef to the skillet and cook until browned, breaking it apart with a spoon. Drain excess fat if needed.
04 -
Season the beef with onion powder, Italian seasoning, salt, pepper, and red pepper flakes. Stir to combine.
05 -
Pour in beef broth and heavy cream. Bring to a gentle simmer, stirring occasionally for 3–4 minutes until slightly thickened.
06 -
Reduce heat to low and stir in mozzarella and Parmesan cheese. Mix until melted and smooth.
07 -
Add the cooked penne to the skillet and toss until evenly coated in the cheesy garlic butter sauce.
08 -
Garnish with chopped parsley and serve hot.