4		egg yolks, egg whites
1	can	sweetened condensed milk
½	c.	lime juice
		graham cracker pie shell
4	tbsp.	sugar
		cream of tartar or use a few drops of lime juice

Beat egg yolks until light.  Add condensed milk and ½ cup lime juice.  Stir until thickened.  Pour into pie crust.  Make meringue with egg whites.  While beating egg whites, add sugar, one tablespoon at a time.  Add a few drops of lime juice or cream of tartar.  Cover pie with meringue* and bake at 350°F until brown.  Be sure and perforate pie crust with fork before baking.  Also watch closely to make sure pie doesn't brown too much.

*Tip:  Wet knife before cutting into meringue to spread it over pie.