Fluffy Orange Gelatin Pie

Directions

1. Drain liquid from oranges into a measuring cup. Add enough water to measure 1 cup; set oranges aside. Pour liquid into a saucepan; bring to a boil. Stir in gelatin until dissolved.
2. Transfer to a large bowl; place mixer beaters in bowl. Cover and refrigerate until mixture becomes syrupy.
3. Add milk. Beat on high speed until nearly doubled. Fold in mandarin oranges. Pour into crust. Refrigerate for 2-3 hours or until set. Garnish with orange slices.