Cook pasta in water according to box
Depending on how you like, your pasta you can stop it when it's 3/4 cooked

Add your bacon into a pan with butter Cook for 3 minutes each side

In the same pan, add your beef, your garlic, and your mushrooms do not remove the bacon
Cook until you think it's done? Everybody likes it different

Add the Alfredo sauce to the frying pan with the beef mushrooms in bacon Cook until sauce is bubbling then add directly to pasta

Plate and serve