I was playing around with isosurfaces, and this turned out so delicious that
I just *had* to share it.

Bon apetit!

----------------
global_settings{assumed_gamma 2.0}

#declare chocolate_function =
function {
        pigment {waves
                triangle_wave
                scale .15
                warp{turbulence .5 lambda .1}
                }
         }


isosurface {
    function {y
                      + chocolate_function (x,y,z).gray * .3
             }
                max_gradient 6.2

    contained_by { box { <-1,-.5,-1>, <1,.25,1> } }

 texture{
          pigment{color rgb <.75,.4,.28>*1.1}
          finish{
                ambient .15
                diffuse .35
                phong .35
                phong_size 14
                specular .9
                roughness .004
                }
            }
  }

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