1 stick butter
1 c. sugar
2 eggs
1 tsp. vanilla
1 c. sour cream
1 1/2 c. flour
1 tbsp. baking soda
Pinch of salt

CRUMB MIXTURE TOPPING:

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

Cream butter and sugar. Add eggs, one at a time and vanilla. Fold in sour cream. Sift and fold in flour, baking soda and salt.

Put half the batter in greased glass baking dish 8 x 8 inch and put half crumb mixture on top. Then repeat layers. Bake at 350 degrees for 30-35 minutes.