Diet Meringue Cookies
Whip the egg whites with a whisk until soft peaks form.
Gradually add sugar and whip until the meringue is stiff and glossy.
Add vanilla extract and mix gently.
Transfer the meringue to a piping bag and pipe onto a baking tray in cookie shapes.
Bake at 120°C (248°F) for 1 hour and let cool completely.