Duncan Hines yellow butter cake mix
1 c. sour cream
1 stick of melted butter
4 eggs
1/2 c. sugar
1/4 c. oil
1 tsp. vanilla
1 c. chopped nuts

Beat 3 minutes. Pour 1/2 of mixture into greased bundt pan. Mix 3 tablespoons brown sugar, 2 teaspoons cinnamon and sprinkle over cake batter. Add remaining batter. Bake at 350 degrees for 50 to 60 minutes, until cake springs back on touch. A glaze of powdered sugar and a little milk can be sprinkled over cake.