Sour Cream Coffee Cake

From Mom

3/4 cups butter (1 1/2 sticks)
1 1/2 cup sugar
3 eggs
3 cups flour
1 1/2 tsp baking powder
1 tsp baking soda
1 1/2 cups sour cream
1 tsp vanilla

Topping
1/4 c - 1/2 cup brown sugar
1 tsp cinnamon
1/4 cup chopped nuts

Greast tube pan.  Preheat oven to 350 degrees.

Pour 1/2 batter into pan.  Top with 1/2 topping.  Add  remaining batter and sprinkle the remaining topping.

Bake for 45 minutes