Hi. I live in Germany and one time in the U.S. I got a taste of the chocolate fudge cake at Buffalo Wild Wings. I have never had such a cake: It is very moist and rich, but at the same time it has little air-holes in it, which add up to a miraculous airy and mousse-like texture. I have tried to make a cake like that numerous times. Those were good rich and moist chocolate cakes, but I could never create the airy texture. After reading some threads in this forum,...