Edna's lemon curd teacake

Cake mixture

• 150 g self-raising flour
• 60 g unsalted butter, cut into pieces
• 110 g white sugar
• 1 egg

Lemon curd

• 60 g lemon juice
• 60 g butter
• 110 g white sugar
• 1 egg

Assembly

• oil spray, to grease
• icing sugar, to dust (optional)