Beef Stroganoff

Ingredients (23)

• For the noodles:
• 1 teaspoon salt for pasta water
• 1 pound wide egg noodles
• 1/4 cup salted butter cubed
• For the steak:
• 2 tablespoons olive oil
• 11/2 pounds flank steak cubed
• 1/2 teaspoon salt
• 1/2 teaspoon ground black pepper
• For the sauce:
• 2 tablespoons butter
• 1 small red onion thinly sliced
• 1 pound cremini mushrooms sliced
• 1/2 teaspoon salt
• 1/4 teaspoon ground black pepper
• 1 teaspoon garlic powder
• 3 tablespoons flour
• ⅓ cup white wine
• 1 cup beef stock
• 1/2 cup heavy cream
• 2 teaspoons Worcestershire sauce
• 1/2 cup sour cream
• 1/4 cup chopped fresh parsley