Line a baking sheet with parchment paper and preheat the oven to 200 degrees F. Set aside.
Using an electric mixer, beat egg whites on medium speed and mix for 2 minutes.
Add lemon juice and gradually increase the speed to high.
As you beat the egg mixture, slowly add your 1 cup of sugar.
Once mixture forms stiff peaks, add one small drop of green gel food coloring.
Using a piping bag, pipe a dollop of meringue onto your lined baking sheet, about 1.5 inches in diameter.
Garnish top portion of each “medallion” with green sprinkles.
Bake for two hours. Once they've been in the oven for two hours, turn off the heat and let sit in the oven for 35-45 minutes.
Remove from oven and allow to cool to room temperature.
The calories shown are based on the recipe making 40 cookies, with 1 serving being 1 cookie. Since different brands of ingredients have different nutritional information, the calories shown are just an estimate. **We are not dietitians and recommend you seek a nutritionist for exact nutritional information.**