Name: 3-in-1 Sugar Biscuits
Prep time: 30 min
Cook time: 20 min
Yield: 48
Ingredients: For the biscuits; 350g plain flour; 1/2 tsp baking powder; 1/4 tsp fine salt; 225g unsalted butter, at room temperature; 150g caster sugar; 95g icing sugar; 2 large egg yolks; 1 tsp pure vanilla essence; 3g finely grated orange zest; Coarse sugar/sanding or crystallised sugar; Royal Icing, recipe follows; For the royal icing; 50g meringue powder (egg white powder); 90ml water; 450g icing sugar; Food colouring, as desired