Chicken, Leek & Mushroom Filo Pie - Bird and Barrow

Ingredients

• 800g Bird & Barrow Free Range Boneless, Skinless Chicken Thighs, cut into bite-sized pieces
• 2 leeks, white part sliced thinly (use 1 medium brown onion if leeks not available)
• 1 large carrot, grated
• 3 garlic cloves, finely diced
• 1 tsp dried tarragon
• 250g Swiss brown mushrooms (could also use button mushrooms), halved and sliced
• 2 tbsp flour
• ½ cup white wine
• 2 cups good quality chicken stock
• ¾ cup fresh cream
• 1 rounded tsp wholegrain mustard
• Filo pastry, you’ll need 6–8 sheets
• Melted butter
• Sea salt and cracked black pepper
• Olive oil for sautéing