Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   1 3/4  cups          sifted flour
   1 1/2  cups          sugar
   1      teaspoon      baking soda
   1      teaspoon      salt
     1/2  cup           sifted cocoa
     1/2  cup           butter -- softened
   1      cup           buttermilk -- divided
   2                    eggs

Preparation:

In a large bowl, combine flour, sugar, baking soda, salt and cocoa. Add butter and 2/3 cup buttermilk; mix well. Add eggs and remaining buttermilk; mix well. Pour into a greased 9 x 13-inch baking pan. Bake in a preheated 350~F. oven about 30 minutes. Cool 10 minutes. Remove from pan; cool on wire rack.