Julie Goodwin's chicken pie & potato bake mash up | Women's Weekly Food

Ingredients

• 6-8 (800g) medium washed potatoes
• 1 tablespoon olive oil
• 600g chicken thigh fillets, cut into 3cm cubes
• 1 leek, white and pale green parts, sliced 5mm thick
• 3 cloves garlic, chopped
• 1 brown onion, diced
• 2 tablespoons plain flour
• 1¼ cups chicken stock
• 1 tablespoon Dijon mustard
• ½ teaspoon salt
• ¼ teaspoon ground white pepper
• 300ml sour cream
• ¾ cup grated tasty cheese
• fresh chives, green beans, for serving