Slice the ribeye steak thinly
Prepare onions, peppers, mushrooms, and garlic
Bring a pot of salted water to boil
Cook pasta until al dente, reserve pasta water
Heat olive oil in a large skillet
Cook onions until caramelized
Add bell peppers and mushrooms, cook until soft
Add garlic and cook until fragrant
Remove vegetables and set aside
Melt butter and cook beef in batches
Season with salt and pepper
Return vegetables to the pan
Reduce heat, add beef broth and cream
Stir in cream cheese until melted
Add Italian seasoning and garlic powder
Mix in shredded provolone until smooth
Toss cooked pasta with sauce
Adjust consistency with pasta water if needed
Taste and adjust seasoning
Serve with extra provolone if desired