Sweet Potato Marshmallow Pie Bars A cozy twist on classic sweet potato pie — with a buttery graham crust, silky sweet potato filling, and perfectly toasted marshmallows on top. A guaranteed crowd-pleaser for the holidays! ⭐ Full Recipe Ingredients Crust 2 cups graham cracker crumbs 6 tbsp unsalted butter, melted 2 tbsp brown sugar Sweet Potato Filling 2 cups mashed cooked sweet potatoes ½ cup brown sugar ¼ cup granulated sugar 2 large eggs ½ cup heavy cream (or evaporated milk) 2 tbsp melted but