Maple Mustard Barbecued Pork Chops

Name: Maple Mustard Barbecued Pork Chops
Ingredients: 1/2 cup dark amber maple syrup; 4 tablespoons, 1/4 cup, spicy brown mustard; 1/4 cup apple cider; 1/4 medium onion, finely chopped; 1/2 teaspoon allspice, eyeball it in your hand; 1 teaspoon ground cumin, 1/3 palm full; 8 center cut boneless pork loin chops, 1-inch thick; Extra-virgin olive oil, for drizzling; Grill seasoning blend or salt and pepper (preferred brand McCormick Montreal Steak Seasoning); 3 golden delicious apples, sliced across into 1/2-thick inch disks