Preheat oven to 350°F. Spray a bundt cake pan with non-stick cooking spray.

Mix together butter, granulated sugar and vanilla.

Add eggs one at a time, beating well in between each egg.

Stir in flour, baking soda and baking powder.

Stir in sour cream.

In a separate bowl, combine topping ingredients. Stir well.

Add half of the batter to the bundt cake pan, followed by half of the nut mixture. Add the remaining batter and top with the remaining nut mixture.

Bake for 35-45 minutes or until baked thoroughly.