→ Beef and Marinade
01 - 1.1 lb beef sirloin or rump steak, cut into thin strips
02 - 1 tsp salt
03 - 1/2 tsp black pepper
04 - 1 tbsp all-purpose flour
→ Vegetables
05 - 1 medium onion, finely chopped
06 - 9 oz white or cremini mushrooms, sliced
07 - 2 cloves garlic, minced
→ Sauce
08 - 2 tbsp unsalted butter
09 - 2 tbsp olive oil
10 - 1 tbsp tomato paste
11 - 1 tbsp Worcestershire sauce
12 - 1 2/3 cups low-sodium beef broth
13 - 3/4 cup plus 1 tbsp sour cream
14 - 1 tsp Dijon mustard
15 - Salt and pepper, to taste
→ Pasta
16 - 10.5 oz egg noodles
17 - 1 tbsp butter for tossing noodles
→ Garnish
18 - 2 tbsp fresh parsley, chopped