1/4 lb. butter
1 c. sugar
2 eggs
1/2 pt. sour cream
2 c. flour
1 tsp. baking powder
1 tsp. baking soda
1/4 tsp. salt
1 1/2 tsp. vanilla

Beat sugar and butter well. Add eggs, sour cream and flour; use mixer to mix in remaining ingredients.

TOPPING:

1/2 c. white sugar
1 1/2 tsp. cinnamon
1 tsp. cocoa
1/2 c. chopped walnuts

Mix all together. Grease tube pan. Put half of above batter in pan, spoon half of topping over batter. With a knife swirl topping through batter. Add rest of batter, then topping and swirl again. Bake at 350 degrees for 45 minutes.