01 -
In a large skillet over medium heat, melt 2 tablespoons of butter. Add diced chicken and brown in batches if necessary, cooking about 5 minutes per batch until golden. Transfer chicken to a plate.
02 -
Add remaining 2 tablespoons butter to the same skillet. Add diced onions and cook until softened and lightly browned, 10-15 minutes, scraping up any browned bits from the bottom of the pan.
03 -
Add minced garlic and cook until fragrant, about 30 seconds. Sprinkle in flour and stir until completely incorporated. Cook for 1 minute to remove raw flour taste.
04 -
Slowly stream in chicken stock while whisking constantly, followed by heavy cream, ensuring no lumps form. Add Worcestershire sauce, salt, and pepper, whisking to combine.
05 -
Return chicken and any accumulated juices to the pan, stirring to coat with sauce. Bring to a simmer and cook for 5-10 minutes until sauce thickens and chicken is fully cooked.
06 -
Remove from heat and stir in sour cream until fully incorporated. Taste and adjust seasoning if needed.
07 -
Spoon stroganoff over cooked egg noodles and garnish with fresh chopped parsley if desired.