Boneless Pork Loin or Sirloin Stuffed Apple Pistachio Roast

Boneless thin sliced pork loin or Sirloin steak slcies (about 3 pounds) Sea salt and freshly ground pepper, garlic powder 1 cup seasoned croutons 1/2 cup chicken stock 1 cup peeled, finely chopped mcintosh, rome or gala apples 1/3 cup dried cranberries 1/3 cup chopped pistachio's  1/4 cup minced garlic 2 tablespoons pure maple