Sweet Potato Casserole is a popular dish often served during holiday meals, particularly at Thanksgiving. It typically features mashed sweet potatoes mixed with ingredients like sugar, butter, and spices, creating a creamy base. The casserole is often topped with a crunchy layer made from marshmallows, pecans, or a crumb mixture. This combination of flavors and textures makes it a comforting side dish that complements savory entrees. Sweet Potato Casserole can be prepared in advance and baked just before serving, making it a convenient option for festive gatherings.