into a ball with your hands, then roll out with rolling pin and line a tart tray with the pastry. blind bake at 180 degrees for 10 minutes or until just hardened slightly (i use baking beads but you can use uncooked rice or beans for blind baking.) let the tart crust cool.
for the filling i made some custard using this general method (i like it quite vanilla heavy), you can make it from powder though or – shock horror – use store-bought. pour the custard into your tart crust, sprinkle in half of the walnuts, then lay your pear slices into the custard any which way. in a perfect 