(Crock pot) Dessert Delight

1 (21oz) can pie filling (cherry, apple, berry etc....)
1 (18-1/4oz) pkg. yellow cake mix
1/2 cup butter or margarine, melted
1/3 cup walnuts or pecans, chopped (optional)

Place the pie filling into the crock-pot. In a mixing bowl Combine the dry cake mix and melted butter; mix until crumbly then sprinkle over pie filling. Sprinkle the nuts on top. Cover and cook on low for 2 to 3 hours.

Serve alone or with ice cream.