Sweet Potato Cheesecake with Maple Whipped Cream

Bahan-bahan (12 porsi)

• 1½ pounds dark orange-fleshed sweet potatoes, (such as jewel or red garnet (sometimes sold as yams))
• 1 tablespoon butter, (melted)
• 2 teaspoons freshly squeezed lemon juice
• ¼ cup coarsely chopped pecans
• 1¼ cups graham cracker crumbs
• 2 tablespoons granulated white sugar
• 5 tablespoons butter, (melted)
• Three 8-ounce packages cream cheese (regular or low fat), (at room temperature)
• ¾ cup granulated white sugar
• ½ cup firmly packed brown sugar
• 4 large eggs
• 1 cup mashed roasted sweet potato
• ¼ cup whipping cream
• ¼ cup sour cream ((can sub 2% plain Greek yogurt))
• ¼ cup maple syrup
• 1½ teaspoons ground cinnamon
• 1 teaspoon ground nutmeg
• ½ teaspoon ground ginger
• ¾ cup whipping cream
• 2 tablespoons maple syrup