This Sweet Potato Casserole  is rich, creamy, and topped with a buttery brown sugar pecan crumble. A classic holiday side dish that’s both sweet and comforting — sure to become a family favorite! Classic Sweet Potato Casserole: The Ultimate Holiday Side Dish There’s nothing quite like the comforting sweetness of Sweet Potato Casserole  fresh out of the oven. Creamy, buttery mashed sweet potatoes topped with a golden, crunchy pecan crumble — it’s a dish that tastes like desser