01 -
Combine all-purpose flour, almond flour, powdered sugar and salt in a food processor. Pulse for 30 seconds to mix evenly.
02 -
Add softened butter and pulse five times until mixture resembles coarse crumbs.
03 -
With processor running, pour in whisked egg and process until dough forms a cohesive ball around the blade.
04 -
Scrape dough onto plastic wrap, shape into a disk, wrap tightly and refrigerate for at least 2 hours or preferably overnight to prevent shrinkage during baking.
05 -
Preheat oven to 190°C. Roll chilled dough into an approximately 28 cm circle and fit into a 23 cm tart pan.
06 -
Pierce the bottom of the pastry shell with a fork to allow steam to escape during baking.
07 -
Freeze the prepared shell for 10 to 30 minutes while the oven preheats to ensure crispness.
08 -
Bake the shell for 30 minutes until golden and set. Remove from oven and allow to cool thoroughly.