Spray bundt pan with cooking spray for baking.

Cream butter and sugar.

Add egg to butter mixture.

Add applesauce and blend well.

Sift dry ingredients together three times, add to egg-butter mixture.

Fold in nuts and Aronia berries.

Pour mixture into bundt pan. (Mixture will be thick)

Bake for 1 1/2 hours, chick for doneness with toothpick. May need to add more time in increments of 15 minutes until toothpick comes out clean.

Cool in pan for 15 minutes.

Invert bundt pan onto serving plate.