Sift the flour and almond flour together.
Soften the butter at room temperature.
Add sugar to the butter and mix well.
Add the egg and mix thoroughly.
Add the sweet red bean paste and mix evenly.
Add the dry ingredients and use a spatula to combine them into a dough.
Shape the dough into rounds and place them on a tray.
Bake in a preheated oven at 180°C for 15 minutes.