35-Calorie Chocolate Chip Meringue Cookies

Bahan-bahan (3 porsi)

• 4 egg whites, room temperature (very important!)
• 1/4 tsp . salt
• 1/4 tsp . cream of tartar
• 1 Tbsp . vanilla extract, store-bought or homemade
• 1 1/4 cups granulated sugar
• 1 cup mini semisweet chocolate chips