<https://www.lovefrenchfood.com/galette-des-rois/#recipe>
<http://schema.org/recipeIngredient>
"60 gram caster sugar, buzz granulated sugar in blender for a couple of minutes to make it a little finer, but not into a powder like icing sugar."
<https://www.lovefrenchfood.com/galette-des-rois/print/3338/>