Chocolate Pizza made with homemade Nutella using Preferment Lehmann dough 2/15/2011

This chocolate pizza was made with homemade Nutella I made using David Lebovitz's recipe at  http://www.davidlebovitz.com/2011/02/homemade-nutella-recipe-chocolate-hazelnut-spread/  I also added some cultured butter (from milk kefir)  I made around the edges.  This dough was a preferment Lehmann dough.  I added some powdered sugar after the bake.