1 tsp. unflavored gelatin
3/4 c. sugar
1 c. water
1/4 c. lemon juice
1 c. crushed pineapple, undrained
1 egg white, stiffly beaten

Mix gelatin and sugar in saucepan. Stir in water, lemon juice, and pineapple; bring to boil. Cool. Pour into refrigerator tray; freeze to a mush. Beat in chilled bowl with rotary beater until fluffy. Fold in beaten egg white. Return to tray. Freeze until firm, 2 to 3 hours, stirring occasionally. 6-8 servings.