1 can condensed milk
4 egg yolks
1/2 c. lime juice
1 egg white
3 egg whites
6 tbsp. sugar
1/2 tsp. cream of tartar

Mix milk, egg yolks and lime juice. Beat 1 egg white until stiff and fold into above mixture. Pour into baked pie shell. For meringue, beat 3 egg whites until fluffy. Gradually add sugar and cream of tartar. Cover pie with meringue and bake until golden brown at 350 degrees.