1 box white cake mix
3 eggs
1/2 c. creamy peanut butter
1 1/4 c. water
1 c. chocolate chips
1/2 c. peanuts or walnuts

Preheat oven to 350 degrees. Grease and flour a 9x13 inch pan or two 8-inch round pans.

In a mixer bowl, combine the cake mix, water, eggs, and peanut butter; mix on slow 1 minute; scrape bowl. Beat on medium speed until smooth. Stir in chocolate chips and nuts. Pour into prepared pans. Bake 30 minutes if using round pans, 35 minutes if using rectangular pan. Cool. Frost as desired.