Preheat oven to 350 degrees.
In a medium bowl, combine the jello package and boiling water. Stir until completely dissolved and allow to cool to room temperature.
In a medium saucepan, melt the butter and add in 1/4 cup sugar. Mix in crushed pretzels.
Transfer pretzel mixture to a 9 x 13 baking pan and use a fork to press mixture evenly on bottom of pan.
Place pan in oven for about 10 minutes. Remove from oven and allow to cool to room temperature.
While pretzel layer is cooling, mix together the cream cheese and 1/2 cup sugar using a hand held mixer until combined.
Fold in the whipped topping.
Spread mixture evenly over cooled pretzels making sure to cover entire pan side to side.
Refrigerate pan for 30 minutes.
Mix sliced strawberries into room temperature jello mixture.
Pour jello over cream cheese layer evenly and place in refrigerator for about 2-3 hours, or until set up.
Serve and enjoy!!