Cook Yeonju Choco Chip Levain Cookie

Preheat the oven to 180°C.

Cream the butter and sugar until smooth.

Add the egg and mix well.

Sift in cake flour, baking powder, and salt, then mix.

Add the chocolate chips and mix evenly.

Shape the dough into balls and place them on a baking pan.

Bake in the preheated oven for 15 minutes.