Set a 6-qt pressure cooker to the high saute setting. Add ground beef and cook until browned, about 3-5 minutes,
Add the pasta and stir. Add beef broth, milk, and seasoning. Stir.
Select manual setting; adjust pressure to high, and set time for 5 minutes. When finished cooking, quick-release pressure according to manufacturer’s directions.
Once pressure has released, remove the top and stir in the cheese. Serve.