Sweet Martha's Chocolate Chip Cookies Ingredients 2 cups cake flour 1 2/3 cups all-purpose flour 1 1/4 teaspoons baking soda 1 1/2 teaspoons baking powder 1 1/2 teaspoons salt 2 1/2 sticks butter, soft 1 1/4 cups light brown sugar, packed 1 cup white sugar plus 2 tablespoons 1 large egg 2 large egg yolks