This creamy, make-ahead sweet potato casserole features a crunchy pecan streusel topping. Perfect for Thanksgiving or cozy dinners, it can be assembled up to 48 hours in advance.
Roast sweet potatoes instead of boiling to avoid waterlogged filling. Toast pecans before using for deeper flavor. Let casserole rest 10 minutes after baking to set. For a dairy-free version, use coconut oil or vegan butter and oat milk.
Keywords: sweet potato casserole, pecan streusel, make-ahead, Thanksgiving side dish, holiday recipe