3		eggs, separated
1	can	sweetened condensed milk (14 oz.)
½	cup	key lime juice
1	9-inch	graham cracker crust
1	tbsp. sugar

In a medium bowl, mix together egg yolks, condensed millk and key lime juice. Pour mixture into pie crust. In small bowl, beat egg whites on a very high speed. Then slowly add sugar. Beat meringue until stiff but not dry. Spread meringue on top of the pie filling and put in the oven at 400°F. Cook until meringue is slightly brown.