01 -
Trim fat from stew meat and cut into 1-inch cubes. Pat dry then season with salt, black pepper, garlic salt, celery salt, and onion powder. Toss to coat evenly.
02 -
Heat 1 to 2 tablespoons olive oil in a large soup pot over medium-high heat. In batches, brown beef cubes for 1-2 minutes per batch without overcrowding. Some sides will remain unseared. Transfer browned beef to a plate.
03 -
Turn off heat. Add a splash of red wine and scrape the bottom with a silicone spatula to loosen browned bits, enhancing flavor.
04 -
Add butter, diced onion, sliced mushrooms, and minced garlic. Set heat to medium and cook for 5 minutes, stirring continuously.
05 -
Add remaining red wine and simmer for 4 to 5 minutes, stirring frequently, to reduce and concentrate flavor.
06 -
Stir in Worcestershire sauce, Dijon mustard, dried thyme, rosemary, and parsley. Cook for 1 minute to release flavors.
07 -
Sprinkle flour over mixture and cook for 2 minutes, stirring constantly to form a roux and avoid lumps.
08 -
Gradually add beef broth in small splashes, stirring continuously. Follow with chicken broth in the same manner. Add bouillon cube and bay leaf, then bring to a boil.
09 -
Return browned beef and accumulated juices to the pot. Partially cover and simmer gently over medium-low heat for 45 minutes, stirring occasionally and avoiding boiling to maintain tenderness.
10 -
Boil egg noodles in salted water according to package instructions. Drain and place noodles into serving bowls.
11 -
Stir frozen peas into the soup and remove bay leaf. Combine sour cream with ½ cup of hot broth until smooth, then slowly whisk into soup to enrich and thicken.
12 -
Ladle the hot soup over the prepared noodles. Garnish with fresh parsley and serve immediately.