1 box yellow cake mix
1 pkg. vanilla instant pudding
4 eggs (can use egg substitutes)
3/4 c. vegetable oil
3/4 c. orange juice
1 tsp. butter flavoring

FILLING:

1/4 c. sugar
2 tsp. cinnamon
1/2 c. finely chopped nuts

Combine all the above ingredients except filling and beat in an electric mixer for 8 minutes. Pour 1/2 of the batter into a well greased bundt cake pan. Mix 1/4 cup sugar, 2 teaspoons cinnamon and 1/2 cup finely chopped nuts. Sprinkle this mixture over batter. Add remaining batter. Bake at 350 degrees for 30 to 40 minutes. Allow cake to cool slightly before removing from pan.