1 c. butter, room temperature
3 c. sugar
6 eggs, room temperature
1/4 tsp. salt
1/4 tsp. baking soda
3 c. flour
1 c. sour cream
1 tsp. vanilla extract

TOPPING:

2 c. chopped pecans
8 tbsp. brown sugar
4 tsp. ground cinnamon

Cream butter and sugar. Add eggs, one at a time, beating well after each addition. Sift salt, soda and flour together 3 times. Alternately add sour cream and flour mixture, ending with flour mixture. Add vanilla. Grease a tube pan.

Mix topping ingredients and sprinkle a small amount on the bottom of the pan. Add 1/2 of batter. Sprinkle on more topping and add rest of batter. Sprinkle on remaining topping. Bake at 300 degrees for 1 1/2 hours. Do not open oven door for the first hour.