1 (9-inch) unbaked cream cheese piecrust |
2 cups mashed cooked sweet potato (about 1 1/4 pounds) |
1 cup evaporated fat-free milk |
3/4 cup sugar |
1 teaspoon vanilla extract |
1/2 teaspoon grated lemon rind |
1/2 teaspoon ground cinnamon |
1/4 teaspoon salt |
1/4 teaspoon ground nutmeg |
2 large eggs |
1 1/4 cups frozen reduced-calorie whipped topping, thawed |
ground cinnamon (optional) |