Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
1/2       cup           butter, softened
1/2       cup           shortening
2         cups          sugar
5                       eggs, separated
1         cup           buttermilk
1         tsp.          soda
2         cups          all-purpose flour
1         tsp.          vanilla
1 1/2     cup           Black Walnuts
3         oz. can       flaked coconut
1/2       tsp.          cream of tarter

Preparation:

Cream butter and shortening. Gradually add sugar, beating until light and fluffy and sugar is dissolved. Add egg yolks and beat well. Combine soda and buttermilk; stir until soda is dissolved. Add flour to creamed mixture alternately with buttermilk mixture, beginning and ending with flour. Add vanilla, black walnuts and coconut; stir thoroughly. Beat egg whites, at room temperature, with cream of tarter, until stiff peaks form, then fold into batter. Pour batter into 3 greased and floured 9-inch cake pans. Bake at 350 degrees; for 30 minutes, or until cake tests done. Cool in pans 10 minutes, then remove from pans and finish cooling. Ice with Black Walnut Butter Cream Frosting.