Rhubarb cake dessert

1                    yellow cake mix
   4      Cups          rhubarb -- finely chopped
   1 1/2  Cups          sugar
   1      Cup           whipping cream

Lightly grease a 9x13 cake pan.

Mix cake mix as on the package; add one stick of melted butter.  Pour
cake mix into the prepared pan.  Pour rhubarb over the cake mix; pour
sugar over the rhubarb.  Slowly pour the cream over the sugar. 
Important, do not stir.  Bake at 350 degrees for 1 hour or until rhubarb
is tender and dessert is bubbling.  

Top with whipped cream, if desired.