In a small saucepan, heat 1 cup reserved pear juice to boiling.
Pour over lime gelatin in a small bowl; stir until dissolved. Set aside.
In a large bowl, beat cream cheese with milk until smooth. Blend in gelatin mixture. Chill in the refrigerator until partially thickened, about 20 to 30 minutes.
In a small bowl, mash pears until smooth. Fold pears and whipped topping into gelatin mixture.
Pour into a mold. Chill until set, about 2 to 3 hours.
Dip mold in warm water for approximately 5 seconds. Invert onto a serving plate
