Marshmallow Squares

Directions

1. 1
   Combine beaten eggs, sugar, vanilla and margarine in a double boiler.
2. 2
   Cook over boiling water until margarine melts.
3. 3
   When margarine has melted, continue to cook over boiling water for 10 minutes (time is important), stirring occasionally.
4. 4
   Remove from heat and stir in graham cracker crumbs.
5. 5
   Cool for 5 to 10 minutes, then add marshmallows.