Agar - TEXTURAS by Albert and Ferran AdriàAgar TEXTURAS by Albert and Ferran Adri The gel that holds when everything else melts. TEXTURAS Agar is Albert and Ferran Adri's refined agar gelling agent extracted from red algae of the Gelidium and Gracilaria genera and it possesses one extraordinary quality that sets it apart from every other gelling agent in the modernist kitchen: it gels hot. While conventional gelatin melts and collapses the moment a warm plate or a warm sauce touches it,