21.   Add to the creamed mixture in three parts, beating after each addition until well combined.

22.   Add egg yolks to creamed mixture.

23.   Add the flour mixture to the creamed mixture, along with the milk, beating until the batter is smooth and free of lumps.

24.   Add to creamed mixture alternately with sour cream, beginning and ending with flour mixture.

25.   Add to creamed mixture.

26.   Add to the creamed mixture alternately with the buttermilk.

27.   Combine all dry ingredients and add to creamed mixture.

28.   Combine dry ingredients in another bowl and add to creamed mixture.

29.   Combine dry ingredients, add to creamed mixture alternately with milk, mix well.

30.   Dissolve cocoa in food coloring, pour over creamed mixture and mix well.