The Best Beef Stroganoff is a comforting skillet dish featuring tender beef strips, mushrooms, and a creamy sour cream sauce served over egg noodles.
1 pound sirloin steak, thinly sliced
2 tablespoons olive oil
2 tablespoons butter
1 medium yellow onion, sliced
8 ounces cremini mushrooms, sliced
2 cloves garlic, minced
2 tablespoons all-purpose flour
1 1/2 cups low-sodium beef broth
1 tablespoon Worcestershire sauce
1 teaspoon Dijon mustard
3/4 cup full-fat sour cream
Salt to taste
Black pepper to taste
12 ounces egg noodles
2 tablespoons chopped fresh parsley
Heat olive oil and 1 tablespoon butter in a large skillet over medium-high heat.
Sear beef in batches for about 1 minute per side, then transfer to a plate.
Reduce heat to medium and add remaining butter.
Cook onion until softened, about 5 minutes.
Add mushrooms and cook until browned and moisture evaporates.
Stir in garlic and cook for 30 seconds.
Sprinkle flour over vegetables and stir for 1 to 2 minutes.
Gradually add beef broth while stirring, scraping browned bits from the pan.
Simmer until slightly thickened, about 5 minutes.
Return beef to skillet and stir in Worcestershire sauce and Dijon mustard.
Simmer gently for 2 to 3 minutes.
Reduce heat to low and stir in sour cream until smooth.
Season with salt and black pepper.
Cook egg noodles according to package directions, then drain.
Serve stroganoff over noodles and garnish with parsley.