Sour Cream Mashed Sweet Potatoes Recipe Sour Cream Mashed Sweet Potatoes recipe from The Madison Inn Ingredients 1 dozen large sweet potatoes - peeled and cut in chunks 1 cup sour cream ¼ cup light brown sugar ¼ cup pure Vermont maple syrup ¼ cup sweet whipping cream ¼ cup melted butter ½ teaspoon chicken base (or salt and pepper to taste) Preparation In a large stock pan, boil sweet potatoes until tender. Pour all water, mash potatoes using electric mixer, and add sweet cream and butter. Using a large spatula, fold in sour cream, brown sugar and maple syrup, then add chicken base or salt and pepper to taste. Serve immediately or put in a casserole dish and reheat when ready to serve. Pairs nicely with Bourbon and Vanilla Marinated Pork Loin with Pecan Gravy.