Banana Custard Cookies

Ingredients
Butter 250 g (1 cup plus 1-1/2 tablespoons)
Sugar powder (or) icing sugar 155 g (2/3 cup)
All purpose flour 250 g (2 cups)
Custard powder 155 g (2/3 cup)i used banana flavor. You can use any flavor.
Egg 1
Method
Take a bowl add butter, sugar powder, cream it and add egg mix it well.
In this add all purpose flour mixture (all purpose flour and custard powder)mix it well like a soft dough and make them into round balls and coat with the icing sugar, transfer into baking tray, take a fork and press it on the top of the roundels, bake them at 180 c or 350 F degrees for 15 minutes.