ココアクッキー｜cook kafemaruさんのレシピ書き起こし

Put unsalted butter and granulated sugar in a bowl and mix well. Add egg yolk in 3 portions and mix. Sift the cake flour and cocoa powder and mix well.

Divide 1 in half and shape it into a log shape with a length of about 15 cm. Cool in the freezer for 30 minutes.

Take 2 out of the freezer and cut it to a thickness of about 1 cm. Arrange them on a baking tray lined with aluminum foil.

170度に予熱したトースターに3を入れ、15分〜20分焼く。トースターから取り出し、ワイヤーラックのうえにのせて冷ます。