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

TOPPING:

1/4 c. sugar
1 tsp. cinnamon
1/2 c. chopped nuts

Cream butter, sugar and eggs. Sift dry ingredients and add to creamed mixture alternately with sour cream. Blend in 1 teaspoon vanilla. Mix topping ingredients together. Pour 1/2 batter in greased tube pan. Sprinkle 1/2 topping mixture over it, swirl slightly. Repeat with remaining batter and topping. Swirl. Bake for 1 hour at 350 degrees.