Place parchment paper on 2 cookie sheets and preheat oven to 200 degrees Fahrenheit.
Whip egg whites at a high speed until stiff peaks form.
Gradually add in the powdered sugar (about 1/2 cup at a time) while whipping on high (scrape down sides periodically).
Add in food coloring and cream of tartar and whip until blended.
Use a large star tip and transfer mixture to a piping bag.
Pipe in a circular motion making smaller circles as you go upward (like soft serve ice cream).
Bake meringues for 2 hours.
Turn off oven and leave meringues in the oven (with the door slightly open) for 1 more hour.
Make a "glue" to attach the stars to the tops by mixing 1/4 cup powdered sugar with several drops of water and mixing well.
Gently dab this on with a toothpick and press star in place.