Heat oven to 375°F. Spray 8 regular-size muffin cups with cooking spray. Set icing aside. Separate dough into 8 rolls. Press into and up sides of muffin cups.
Spoon 2 generous tablespoons of pie filling into each dough-lined cup.
Bake 14 to 18 minutes or until golden brown; cool in pan 5 minutes.
Drizzle microwaved icing on cups, followed by the whipped cream, chopped walnuts, and nutmeg.