Chicken & leek pies - Good Food Middle East

Ingredients

• 1 large sweet potato, cut into chunky chips
• 4 tsp olive oil
• 2 chicken breasts, chopped into bite-size chunks
• 1 leek, finely sliced
• 1 carrot, chopped
• 225ml low-sodium chicken stock
• 2 tsp wholegrain mustard
• 85g light soft cheese
• 2 tbsp chopped tarragon leaves
• 2 sheets filo pastry