Grilled Yam Smash with Candied Pecans and Marshmallows

2 sweet potatoes/yams - peeled and sliced into 1/2 rounds1 cup pecans1 stick unsalted butter1/2 cup apple cider1/2 cup mini marshmallows3 tablespoons maple syrup3 tablespoons brown sugar2 tablespoons olive oil1 tablespoon pumpkin pie spicepinch sea salt pinch ground clovesLarge cast iron skillet

Toss yam slices with olive oil and pumpkin pie spice. Place yam slices on a medium-hot part of the Artflame.Sprinkle with sea salt and flip when starting to brown.Place the cast iron skillet on grill, and place 3/4 of the stick of butter in skillet to melt.Remove yams when cooked. Rough chop yams and place in skillet with butterPour in 1 tablespoon brown sugar, apple cider, and pinch of ground cloves. Mash yams with a fork and cook until the liquid is absorbed.Place pecans on grill with 2 tablespoons brown sugar and the rest of the butter. flip often until browned being careful they do not burn.Crumble pecans and sprinkle marshmallows over yams in skillet and remove from grill. Keep warm in a 200 degree oven, covered, for up to 2 hours.