Lemon Meringue Cake with 10-Minute Frosting

Lemon Cakes

• 80 g sunflower oil, plus extra for greasing
• 250 g caster sugar
• 1 lemon, zest and juice
• 4 medium eggs
• 240 g self-raising flour
• 1 tsp baking powder
• 130 g Greek yoghurt

Lemon Curd

• 110 g caster sugar
• 1 - 2 lemons, zest and juice
• 80 g unsalted butter, softened, cut into pieces
• 3 egg yolks, from medium eggs
• 1 medium egg

Swiss Meringue

• 3 egg whites, from medium eggs
• 140 g caster sugar
• 1 pinch salt