Jackie zeman's chocolate-bar easter cake

-------------------------WALDINE VAN GEFFEN VGHC42A-------------------------
      8 oz Milk chocolate bar; chunk
    1/4 c  butter
  1 2/3 c  Boiling water
  2 1/3 c  Unsifted all-purpose flour
      2 c  Light brown sugar; pack
      2 ts Baking soda
      1 ts Salt
      2    Eggs
    1/2 c  Sour cream
      1 ts vanilla
           chocolate frosting
 
  Preheat oven to 350~. Combine chocolate, butter and water in a mixing bowl;
  stir until chocolate is melted. In a separate bowl, combine flour, sugar,
  baking soda and salt. Gradually add chocolate mixture, beating for several
  minutes with an electric mixer on medium speed until well blended. Add
  eggs, sour cream and vanilla; continue to beat on medium speed for 1
  minute. Pour into greased, floured 9x13 pan. Bake for 35 to 40 minutes.
  Cool; top with your favorite frosting.
 
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