1 pkg. Duncan Hines Deluxe white cake mix
1 (4 serving size) pkg. instant vanilla pudding mix
1/2 c. black walnuts, finely chopped
1/2 c. Crisco oil
1 c. water
3 eggs
1 tsp. vanilla

Preheat oven to 350 degrees. Grease and flour pan. If using 2 round cake pans, bake about 35 minutes. If using a 13 x 9 inch pan, bake 40 to 45 minutes, or until toothpick comes out clean.