1. Preheat oven to 350ºF.
2. Do NOT flour the pan.
3. Cream together eggs and sugar.
4.
Add butter and vanilla and mix well.
5. Slowly add and blend in the flour, baking powder, salt and baking soda.
6. Gently fold in the sour cream.
7. Stir the nut mixture ingredients together in a separate container.
8. Pour batter into a greased tube pan a little at a time - adding nut mixture between layers of batter.
9.
Bake for 1 1/4 hours or until a toothpick inserted into cake comes out clean.