What are some tips for preparing make ahead sweet potatoes for a holiday gathering?

To prepare make-ahead sweet potatoes for a holiday gathering, you can peel, chop, and parboil the sweet potatoes a day before. After parboiling, drain and cool the sweet potatoes before storing them in the refrigerator. On the day of the gathering, you can finish cooking the sweet potatoes by roasting or mashing them with your desired seasonings and toppings. This will save you time and make the dish more flavorful for your holiday meal.