Makes 16 squares
Preparation: 40 minutes, plus cooling time
Baking time: 25–30 minutes
Oven temperature: 180°C
• 200g (250ml) castor sugar
• 4 extra-large eggs
• 5ml vanilla essence
• 200g (375ml) cake flour
• 5ml baking powder
• 100g butter, melted
CHOCOLATE ICING