Wash and peel your sweet potatoes thoroughly under running water, removing all dirt. Cut them into 2-inch cubes for even cooking and place in a large pot of cold salted water.
Bring water to a rolling boil over high heat and cook potatoes for 12-15 minutes until completely fork-tender. The easy sweet potato mash family recipe depends on thorough cooking—undercooked potatoes won't mash smoothly.
Drain potatoes in a colander and return to the hot pot. Add butter, heavy cream, and maple syrup while potatoes are still steaming to help them melt evenly.
Mash the sweet potatoes using a sturdy potato masher, working until you reach your preferred consistency. Some prefer chunky texture, others want silky smoothness—this mash is forgiving either way. Stir in vanilla extract, cinnamon, nutmeg, salt, and black pepper.
Fold in the brown sugar and orange zest gently, which brightens the entire dish with citrusy warmth. Taste and adjust seasonings as needed—you may want extra cinnamon or maple syrup depending on potato sweetness.
Transfer to a serving bowl and top with chopped pecans just before serving. This thanksgiving healthy kids love side dish can be made 2 hours ahead and reheated gently in a 325°F oven covered with foil.