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

NUT MIXTURE:

1 tbsp. cinnamon
1/2 c. sugar
1/2 c. chopped nuts (optional)

Use long pan (I usually double recipe and use tube pan). Grease and flour pan. Cream butter; add sugar and eggs. Beat until foamy. Alternate sour cream and dry ingredients. Add vanilla. Mix well. Add half of batter to pan. Sprinkle with half nut mixture and cut through with knife. Add rest of batter and sprinkle with remaining nut mixture on top. Bake at 350 degrees until tests done. Long pan, about 45 minutes; tube pan, 1 hour to 1 1/2 hours.