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

FILLING:

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

Mix together (except for filling). Pour half of batter into a well greased tube pan. Sprinkle half of filling over it. Add rest of batter. Sprinkle top with rest of filling.

Bake in 375 degree oven for 35 minutes.