질문하기
Leave the butter at room temperature to soften.
Add sugar to the butter and cream together.
Add egg whites in batches and mix well.
Sift cake flour into the mixture and blend evenly.
Put the batter into a piping bag and pipe thin circles onto the pan.
Bake in a preheated oven at 170°C for 10-12 minutes.
Cool on a wire rack.
