These low-calorie key lime pie bars are a healthier version of the classic dessert. Made with a graham cracker crust, a creamy key lime filling, and a light whipped topping, these bars are a delicious and guilt-free treat. They're also easy to make and can be stored in the fridge for a quick and easy dessert option. Each bar is only around 100 calories, making them a great option for those watching their calorie intake.