Season the beef with salt and pepper
Layer the onion,beef, paprika, garlic powder and noodles in a6-quart Instant Pot®
Pour the broth and Worcestershire over the noodles and spoon the soup on top(the order is important, sodon't stiruntil after the cooking is done)
Lock the lid and close the pressure release valve
Pressure cook on High pressure, setting the timer to 8 minutes(timer will begin counting down once pressure is reached- it takes about 15 minutes)
When done, press Cancel and use the quick release method to release the pressure
Stir in the sour cream and let stand for 5 minutesuncovered
Season to taste and sprinkle with the parsley before serving
