Cut pork loin roast into chunks. Combine applesauce and apple pie spice in slow-cooker. Add pork chunks.
Cover, cook on medium for 10 mins. Reduce heat to low and simmer for about 6 hrs, or until meat is tender.
1 hr before meat is done, add potatoes, carrots and onions. 15 mins before food is done, add apple slices on top of everything in cooker. Remove meat, veggies and apples to a lg platter and spoon sauce over all. Enjoy!!