Frangipane and Nectarine Tart

• 1 egg
• 60 g icing sugar
• 250 g flour

For the pastry, beat the egg and icing sugar together. Put the flour and salt into a food processor and combine for a moment. Distribute the butter over the flour and pulse until just combined. Add the egg and icing sugar mix to the food processor and pulse again until the dough comes together.

Transfer the dough to a lightly floured surface and knead it until smooth, taking care not to