In a large mixing bowl, stir together cracker crumbs, sugar and melted butter.
Press into the bottom of the pan.
To prebake the crust (it makes it more sturdier): bake for 10 minutes at 375 degree F. Cool completely before adding the filling layer.
to make the filling:
In a large mixing bowl, mix cream cheese with an electric mixer until smooth.
Add vanilla and powdered sugar and mix well, about 2 minutes.
Add whipped topping in two additions, mix just until combined.
Do not overmix.
Spread the filling over the crust.
Refrigerate until set, at least 2 hours or overnight.
to serve:
Cut the dessert into squares. Top with filling just before serving.
Refrigerate leftovers.
Notes
The total time includes the chilling time. Pre-baking the crust is optional but recommended.
Please note, that the nutrition value can vary depending on what product you use. The information below is an estimate. Always use calorie counter you are familiar with.