2 egg whites (room temperature)
1 tsp. vanilla
2/3 c. sugar
1 c. chopped walnuts
1 c. chocolate chips

Preheat oven to 350 degrees. Line 2 cookie sheets with foil. Beat egg whites with vanilla until creamy. Gradually add sugar and beat at high speed until very stiff. Stir in walnuts and chocolate. Drop by teaspoons onto cookie sheet and place in oven. Immediately turn oven off and leave cookies in overnight without opening the door. Enjoy!