First I drew out the portrait on paper then transfered it to the panel.  I then went over all the lines with a brush pen so they wouldn't smudge and disappear once I started adding paint:

I then added a few glazes of acrylic paint to decide on color placement and to start a nice under glow for when I add the oils:

And once I had all the preliminary colors and lines in place I add the oils:

And there you have it!  All done : )