Nannie'S Marble Cake

Directions

1. 1
   Cream together the 3/4 pounds of butter and sugar, mix well.
2. 2
   Add 6 egg yolks, and vanilla and beat well.
3. 3
   Add grated lemon rind and beat.
4. 4
   Add flour sifted with 1 heaping teaspoon baking powder.
5. 5
   Beat 6 egg whites until stiff and fold into the above mixture. Reserve 2 cups of this mixture to make the chocolate mixture.
6. 6
   Chocolate mixture:
7. 7
   In bowl Combine 2 Tablespoons sugar, 3 heaping teaspoons cocoa, 1/2 teaspoon baking powder, 2 heaping tablespoons of sour cream, and 2 cups of the above batter to make the chocolate mixture.
8. 8
   Grease bundt pan well add white batter then chocolate batter alternately until the pan is over 1/2 full.
9. 9
   Bake at 325 on lowest rack in the oven for 1 hour until brown.
10. 10
    When cooled you can frost to your liking or sprinkle with powdered sugar.
11. 11
    We ate it as is and it was wonderful.