Light Pumpkin Cheesecake
["2 c. nonfat Ricotta cheese", "2 (8 oz.) tubs light process cream cheese", "1 c. brown sugar, firmly packed", "3 Tbsp. all-purpose flour", "1 1/2 tsp. ground cinnamon", "1/2 tsp. ground ginger", "1/2 tsp. ground nutmeg", "1/2 tsp. ground cloves", "2 eggs", "1 (16 oz.) can mashed, cooked pumpkin", "4 egg whites", "1/4 tsp. cream of tartar", "1/4 c. plus 3 Tbsp. sugar, divided"]
["Coat bottom of a 10-inch spring-form pan with cooking spray. Wrap outside bottom and sides.", "Position knife blade in food processor bowl; add the Ricotta cheese and cream cheese; pat smooth.", "Pour into a large bowl.", "Stir in pumpkin; set aside."]
["nonfat Ricotta cheese", "tubs light process cream cheese", "brown sugar", "flour", "ground cinnamon", "ground ginger", "ground nutmeg", "ground cloves", "eggs", "egg whites", "cream of tartar", "sugar"]