Sweet Potatoes and Apples

(Healthier than the traditional 'marshmallow on top' version for Thanksgiving :) And yummy too!

5 sweet potatoes
3 large apples
butter to grease dish
2 TBS butter
3/4 C maple syrup

-Wash potatoes and pierce them several times with fork. Put on stone and bake them at 350 for 1 hour.
-Cool.
-Peel and slice apples into thin slices.
-Grease casserole dish with butter
-Fill dish with 1/2 the potatoes, then 1/2 apples.
-Layer rest of potatoes then rest of apples.
-Cut 2 TBS butter into tiny pieces and place them on top.
-Pour maple syrup on top.
-Cover and bake at 350 for about 30 minutes.