4 egg whites
4 egg yolks
1 c. sugar
1 tbsp. grated lime peel
1 c. heavy cream
1 (9 inch) baked pie shell
1 env. unflavored gelatin
1/2 c. lime juice
1/4 tsp. salt
Green food colorin

Let egg whites warm to room temperature. Sprinkle gelatin over cold water in small bowl 5 minutes. In top of double boiler beat egg yolks slightly. Beat in lime juice, 1/2 cup sugar, salt cook over hot not boiling water until mixture coats spoon. Remove from heat add gelatin and lime peel, stir until gelatin is dissolved add coloring mix, cool. Beat egg whites until soft peaks, add remaining 1/2 cup sugar, 2 tablespoons at a time. Whip 1/2 cream. Fold gelatin mixture and whipped cream into whites. Put in pie shell refrigerate several hours or overnight. Serve with rest of cream.