2 Egg whites; room temperature
1/4 ts Cream of tartar
pn Salt
1/2 c Granulated sugar
1/2 ts Vanilla extract
4 oz Semisweet chocolate chips
Preheat oven to 375 F. Line baking sheet with parchment paper; set aside.
In medium bowl, with electric mixer on medium speed, beat egg whites until
frothy; add cream of tartar and salt.
Beat on high speed until stiff; beat in sugar 1 tablespoon at a time. Add
vanilla; fold in chocolate chips.
Drop batter by heaping teaspoonfuls onto prepared baking sheet. Place in
oven. Turn oven off; leave cookies in oven 5 hours.
Makes 12 servings.