Definition: In this task, you have to generate the title of the recipe given its required ingredients and directions.
Input: ingredients:  '1 1/2 cups graham cracker crumbs', '1/2 cup finely chopped walnuts', '6 Tbs. melted unsalted butter', 'Pinch nutmeg and cinnamon', '1 lb. softened cream cheese', '1/2 cup packed light brown sugar', '1/2 cup granulated sugar', '1/4 cup maple sugar', '1 large egg', '1 egg yolk', '1 1/4 cups sweet potato puree', '1/2 tsp. ground cinnamon', '1/4 tsp. ground cloves', '1 cup sour cream', '1 Tbs. packed light brown sugar', '1/2 tsp. maple extract', '1/2 cup maple sugar, optional',<sep> directions: 'Preheat oven to 350F.', 'Grease 10-inch springform pan and set aside.', 'To make crust: Combine crumbs, walnuts, butter, nutmeg and cinnamon in bowl and stir.', 'Press mixture into bottom and about 1/2 inch up sides of pan.', 'Bake for 10 minutes and remove from oven to cool.', 'To make filling: Reduce oven temperature to 275F.', 'Beat cream cheese and sugars bowl until creamy.', 'Add egg and egg yolk and beat well.', 'Beat in sweet potato puree, cinnamon and cloves.', 'Turn mixture into cooled crust and bake for 11/2 hours or until set.', 'Remove from oven and increase heat to 350F.', 'To make topping: Beat sour cream, brown sugar and maple extract.', 'Spread over cake and bake 10 minutes more.', 'While warm, sprinkle with maple sugar.', 'Cool on rack, then chill at least 8 hours.'

Maple-Sweet Potato Cheesecake