BBC Food. The Great British Bake Off. Lemon tart

Delicious crisp pastry with a smooth lemon filling by Mary Berry.
http://www.maryberry.co.uk/recipes/great-british-bake-off-recipes/classic-lemon-tart


Ingredients: 

PASTRY

• 225g plain flour
• 150g cold butter, cut into small cubes
• 25g icing sugar
• 1 large egg, beaten
• 2 tbsp water
  

LEMON FILLING

• 9 large eggs
• 300ml double cream
• 350g caster sugar
• finely grated zest and juice of 6 large lemons