4 egg whites, beaten stiff
1 c. sugar
1/2 tsp. cream of tartar
1/4 tsp. salt

Beat this into beat egg whites until well blended and very stiff. Spread over greased pie tin. Make depression in center and build up edges. Bake in a 275 degree oven for 1 hour. Cool. Fill with lemon filling and top with whipped cream.