Classic Australian Lamingtons - Starts at 60

Ingredients

• 125g butter, softened
• 1 cup caster sugar
• 1/2 teaspoon vanilla extract
• 3 eggs
• 1 3/4 cups self-raising flour, sifted
• 1/2 cup milk
• 2 cups desiccated coconut
• 3 1/2 cups icing sugar mixture
• 1/4 cup cocoa powder
• 1 tablespoon butter, softened
• 1/2 cup boiling water