Preheat oven to 400 degrees (F).
Mix all the ingredients and press into a 9 x 13-inch pan. Bake for 8 minutes. Completely cool.
Beat cream cheese and sugar until creamy.
Fold in whipped topping then spread over cooled pretzel mixture.
Chill for 30 minutes or until Jell-O for the top layer is thickened.
Combine Jell-O with boiling water. Stir until dissolved, about 2 minutes.
Chill until partially thickened, then spread over top of cream cheese mixture.
Refrigerate overnight or until firm.
If desired, top with additional whipped topping and sprinkle with crushed or broken pretzel pieces.
You can make half the recipe and use an 8x8-inch square casserole dish. The half recipe ingredients are listed in the video.