In medium saucepan combine reserved fruit liquid and 1/2 cup orange juice; heat to boiling. Add gelatin; dissolve completely. Stir in remaining orange juice, lemon peel, lemon juice and vanilla. Chill until partially set (60 to 70 minutes). Add egg whites; beat with electric mixer until double in size and creamy (5 to 7 minutes). In serving bowl spread half the fruit cocktail. Top with gelatin mixture; chill until firm. Top with remaining fruit and serve.