Place all the ingredients into a mixing bowl and using a spatula, mix well until a dough form Rest for 5 minutes.
Using a rolling pin, roll the dough out onto a clean dusted surface, to form a 20cm square.
Using your egg shape cutter shape out of the dough.
Place on a lined baking tray and cook in a oven for 15 minutes or until golden allow to cool on a wire rack.
Spread the top of each shortbread with the butter icing.
For this recipe you will need: (e.g. 10 cm diameter cookie cutter or electric whisk - any item out the ordinary from routine utensils.