Instant Pot Sweet Potato Casserole is a warm, comforting dish that combines the creaminess of sweet potatoes with the sweetness of brown sugar and marshmallows, all enhanced by aromatic spices like cinnamon and nutmeg. This easy-to-make casserole is perfect for family gatherings or cozy nights at home, transforming any meal into a special occasion. In just a few simple steps, you can create a crowd-pleaser that will have everyone asking for seconds!