DOUGH:

3/4 c. of butter
1 1/2 c. sugar
3 eggs
1 pt. sour cream
3 c. flour
1 tsp. baking soda

FILLING:

1 stick butter
1 1/4 c. brown sugar
3 1/2 tsp. cinnamon
1 c. chopped nuts

Combine butter and sugar in large bowl. Blend well, add eggs one at a time. Add sour cream. Stir well, add flour, soda, salt. Blend well, set aside.

FILLING:

Melt butter, add brown sugar, cinnamon, chopped walnuts. Put half batter in 9 x 13-inch pan, greased, then half of filling. Repeat, swirl with knife or use a spoon to mix filling. Bake in 350 degree oven for one hour and fifteen minutes.