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 ingredients, except filling, and beat in an electric mixer for 8 minutes. Pour half of the batter into a well-greased Bundt cake pan.

Mix sugar, cinnamon and finely chopped nuts. Sprinkle this mixture over batter. Add remaining batter.

Bake at 350°F for 30 to 40 minutes. Allow cake to cool slightly before removing from pan.