01 -
Set the Instant Pot to sauté on medium heat. Add ground beef and cook for 5 to 10 minutes, breaking it apart until browned. Drain off excess fat, leaving about two tablespoons.
02 -
Add chopped onion, nutmeg if using, paprika, salt, and black pepper to the beef. Sauté for about 2 minutes until onions are translucent.
03 -
Stir in minced garlic, Worcestershire sauce, and Dijon mustard. Continue sautéing for an additional 2 minutes.
04 -
Pour in beef broth and cream of mushroom soup, then add egg noodles. Stir thoroughly to combine all ingredients evenly.
05 -
Seal the Instant Pot and cook on high pressure for 14 minutes. Allow a natural pressure release for 5 minutes, then perform a quick release to release remaining pressure.
06 -
Open the pot and stir in sour cream until fully incorporated, creating a creamy texture.
07 -
Sprinkle fresh thyme over the stroganoff if desired before serving.