2 pkgs. Jiffy white cake mix
2 pkgs. vanilla instant pudding mix
4 eggs
2/3 c. vegetable oil
1 c. water
1 tsp. vanilla
1 c. sugar
2 tsp. cocoa
2 tsp. cinnamon
1 c. chopped nuts

Preheat oven to 350 degrees. Grease one 9x13-inch pan or two 8-inch square pans with butter.

Mix together cake mix, pudding mix, eggs, oil, water and vanilla for 10 minutes. Pour into prepared pan.