01 -
Preheat oven to 200°C/390°F.
02 -
Peel the potatoes then chop into uniform cubes with a sharp knife.
03 -
Add the potatoes to a large sheet pan or roasting dish and drizzle with olive oil. Season generously with salt and pepper then toss to coat.
04 -
Place in the preheated oven and roast for 30 minutes, tossing halfway, until the potatoes are golden and crisp.
05 -
Place chicken breasts between two sheets of parchment paper and gently flatten with a meat mallet or rolling pin until approximately 1-2cm thick.
06 -
Drizzle chicken with olive oil then season on both sides with salt, pepper and oregano.
07 -
Heat a large, deep pan over medium-high heat. Add the chicken and sear for 2-3 minutes per side until golden brown. Remove from the pan and set aside.
08 -
In the same pan, add a splash of oil then cook the onion and garlic for a few minutes until fragrant, scraping off the brown bits on the bottom of the pan.
09 -
Add the chicken stock and simmer for 2-3 minutes. Pour in the cream and Dijon mustard, then allow to simmer for 5 minutes or until the sauce easily coats the back of a spoon.
10 -
Add the lemon juice and season with salt and pepper to taste.
11 -
Return the chicken to the sauce and cook for another 5 minutes. Scatter over fresh parsley and serve with the crispy potatoes.