Gâteau au Noix

For the Pastry

• 8 oz (250 g) flour, sifted
• 3½ oz (100

Mix all the pastry ingredients together into a firm ball. Refrigerate for 1 hour before rolling out to 2 in. (5 cm) thick. Line a pie dish with the pastry and pop into a medium oven, gas mark 4, 350°F (180