Cream butter and sugar
Add eggs, beat and fold in sour cream and vanilla
Sift dry ingredients and add to creamed mixture, then beat well
Pour 1/2 batter into greased bundt pan. Sprinkle 1/2 topping mixture of four tablespoon combined sugar, 1 teaspoon cinnamon, 1 cup chopped nuts.
Then pour 2nd half batter in pan and sprinkle with more topping.
Bake at 350 for 50-60 minutes. Remove and cool before slicing.