Add the pretzel to a food processor and pulse a few times until coarsely chopped.
Add the sugar and melted butter and pulse a few times.
Press the mixture into the bottom of a 9×13 inch baking dish.
Refrigerate for 30 minutes.
Add the cream cheese and sugar to a bowl and beat until smooth.
Gently fold in Cool Whip.
Spread the mixture over the crust.
Refrigerate for minimum one hour.
Combine the Jell-O with boiling water and stir until the jello is dissolved.
Set aside to cool to room temperature.
Place the strawberry slices over the cream cheese mixture.
Pour cooled Jell-O over the strawberries.
Refrigerate for minimum 6 hours.