Preparation Place the squash, butter, vinegar, and spices in a saucepan over low heat. Stir and heat until all of the ingredients are well-combined and hot. Adjust the seasonings to your liking and serve. Reprinted with permission from Giving Thanks: Thanksgiving Recipes and History, from Pilgrims to Pumpkin Pie by Kathleen Curtin, Sandra L. Oliver, and Plimoth Plantation. © 2005 Clarkson Potter Buy the full book from Amazon.