Cloud Puff Cookies

Directions

1. 1
   Warm eggs to room temperature and separate.
2. 2
   Whip egg whites, vanilla and vinegar in a bowl until white and frothy.
3. 3
   Keep whipping and add sugar a little at a time until stiff and glossy. Drop by spoonfuls onto cookie sheets and bake in preheated oven at 250° for about 1 hour or until cookies are light brown.
4. 4
   Let cookies cool.
5. 5
   Makes about 2 dozen.