Chicken, Leek & Mustard Tart
Preheat oven to 200C/180Fan/Gas 6. Lightly grease a flan tin with butter. Press the pastry into the flan case and prick the base with a fork. Line with baking parchment and fill with baking beans. Blind bake for 10 minutes then remove and take out the baking beans and baking parchment and then bake for …