1 (8 or 9-inch) baked pastry shell
3 eggs, separated
1 can condensed milk
1/2 c. lemon juice from concentrate
1/4 tsp. cream of tartar
1/3 c. sugar
Few drops yellow food coloring (optional)

Preheat oven to 350 degrees. In mixing bowl, beat egg yolks. Add condensed milk, lemon juice, and coloring. Pour into crust.

In mixing bowl, beat egg whites with cream of tartar to soft peaks. Gradually add sugar. Beat until stiff. Spread on pie; seal to edge. Bake 12-15 minutes. Cool. Chill.