Brown 1 pound of ground beef in a preheated cast iron skillet, breaking up the meat
Season the ground beef with salt and pepper
Add 1 tablespoon of minced garlic and cook until fragrant
Add 1 tablespoon of Worcestershire sauce and 1 tablespoon of Dijon mustard, and mix
Add 4 cups of beef broth and 2 cups of heavy whipping cream, and bring to a light boil over medium heat
Add 12 ounces of egg noodles and cook until soft, about 5 minutes
Reduce heat to low and add 8 ounces of cream cheese and ½ cup of sour cream
Mix continuously until the cream cheese is melted
