Whisk the sugar and the egg yolk in a small bowl.
Pour all of the juices in a cocktail-shaker and also add the yolk and sugar into the cocktail-shaker.
Now Shake for around 30-60 seconds then strain into a cup.
Now for the garnish: grate the nut meg and cinnamon then take a slice of the orange take all of the flesh out and rap it around the straw repeat until all of the straw is covered. Now enjoy 😃