Ingredients
CHICKEN:
- 600g / 1.2 lb chicken thighs (4 - 5) , boneless skinless (or breast or tenderloin, Note 1)
 - 1 tsp garlic powder
 - Salt and pepper
 - 1 tbsp olive oil
 
GRAVY:
- 1 large onion , chopped
 - 300g / 10oz mushrooms , sliced (not too thin)
 - 40g / 3 tbsp butter
 - 2 tbsp flour (Note 2)
 - 2 cups / 500 ml beef broth/stock , salt reduced
 - 1 tbsp Dijon mustard
 - 2/3 cup (150g) sour cream (or yogurt)
 
SERVING:
- 250 - 300 g / 8 - 10 oz pasta or egg noodles of choice (Note 3)
 - Chopped parsley or chives , for garnish (optional)
 
Instructions
- Sprinkle chicken with garlic powder, salt and pepper on both sides.
 - Heat oil in a large skillet over medium heat. Place chicken in skillet smooth side down.
 - Press down lightly with with spatula. Cook for 4 minutes until golden.
 - Turn and press lightly with spatula. Cook for 2 minutes.
 - Remove chicken onto a plate.
 - Turn heat down to medium high. Add butter, melt. Then add onions, cook for 1 minute, then add mushrooms.
 - Cook mushrooms until golden. Scrape bottom of fry pan to get all the golden bits off (this is flavour!).
 - Add flour, cook, stirring, for 1 minute.
 - Add half the broth while stirring. Once incorporated, add remaining broth.
 - Stir, then add sour cream and mustard. Stir until incorporated (don't worry if it looks split, sour cream will "melt" as it heats).
 - Bring to simmer ,then reduce heat to medium low. Once it thickens to the consistency of pouring cream (3 minutes), adjust salt and pepper to taste.
 - Add chicken back in (including plate juices). Simmer for 1 minute, then remove from stove.
 - Serve over pasta or egg noodles, sprinkled with parsley or chives if desired.
 
This article and recipe adapted from this site
