Treacle Tart

For the Pastry

• 225 g/8 oz plain flour
• pinch of salt

Sift the flour with the salt and rub in the butter until the mixture looks like coarse breadcrumbs. With a fork add the sugar and the egg yolk, mixed with the lemon juice and half the cold water. Mix to a firm dough, using first the fork and then your hand. Don’t add the rest of the water unless the pastry is dry and crumbly.

Roll the pastry out and use it to line a