1 box Krusteaz Cinnamon Crumb Cake mix
1 cup water
1 egg
1 cup canned pumpkin
1 teaspoon vanilla
1 cup white chocolate chips
1/2 cup chopped pecans or walnuts

In mixing bowl mix all ingredients except for the chopped pecans and cinnamon topping (came in cake mix box).
In a separate bowl mix 1/2 cup chopped pecans or walnuts and cinnamon topping.
Spray slow cooker with cooking spray.
Pour half the cake mixture in slow cooker and top with cinnamon topping / pecan mix, then repeat once more.
Cover and cook on HIGH for about 2 hours. After 2 hours remove lid and turn the slow cooker off.
Let the cake set for about 15 minutes, then serve with ice cream or coffee!