Unicorn Cake - Blue Crystal Sugar

Ingredients

• 250 g white fondant
• 1 skewer stick
• edible gold dust
• alcohol based quick dry essence or plain vodka
• 180 g butter
• 180 g sunflower oil
• 600 g Huletts White Sugar
• 9 x large eggs
• 600 g self-raising flour
• 135 ml custard powder
• 10 ml bicarbonate of soda
• 600 ml plain yoghurt
• 20 ml vanilla essence
• 300g Butter
• 1 kg Huletts Icing Sugar
• 90g cream cheese
• 5 ml vanilla essence
• Rainbow food colouring – red or pink, orange, yellow, green, blue and purple