Kue Levain

Bahan-bahan (12 porsi)

• 1 ½ cup butter
• 1 ½ cups dark brown sugar (packed)
• ¾ cup granulated sugar
• 3 large eggs (room temperature)
• 2 teaspoons vanilla extract
• 1 ¼ cup cake flour
• 1 ½ cup all-purpose flour
• 2 teaspoons baking powder
• 1 ½ teaspoon baking soda
• 1 teaspoon salt
• 3 cups semi-sweet chocolate chips
• 1 ½ cups walnut pieces