Here is one that has NO added sugar at all !!!
LOW FAT KEY LIME PIE
1 (14-oz.) can fat-free sweetened condensed milk
3/4 cup egg substitute
1/2 cup fresh lime juice
2 teaspoons grated lime rind (about 2 limes)
1 (6-oz.) reduced-fat ready-made graham cracker crust
1 (8-oz.) container fat-free whipped topping, thawed
Garnishes: lime wedges, lime curls$
Process first 4 ingredients in a blender until smooth. Pour mixture into piecrust.
Bake at 350° for 10 to 12 minutes or until golden. Let pie cool completely, and top with whipped topping. Garnish, if desired.