Hold 2 tbsp. of cake mix in reserve for filling
1 pkg. butter recipe cake mix
1 c. sour cream
1/3 c. oil
4 eggs
1/4 c. sugar
1/4 c. water

Preheat oven to 375 degrees. In a large bowl blend cake mix, sour cream, oil, sugar, water and eggs. Beat at high speed 2 minutes. Pour 2/3 of batter in greased and floured bundt pan. In a separate bowl combine reserved cake mix (dry), 2 tablespoons brown sugar, 2 teaspoons cinnamon and 1 cup finely chopped nuts.

Sprinkle filing over batter in pan. Spread remaining batter evenly over filling mixture. Bake at 375 degrees for 45 to 55 minutes until cake springs back when touched. Cool right side up 25 minutes, then remove from pan. Glaze with a mixture of 1 cup powdered sugar and 2 tablespoons milk.