2 c. crushed pretzels (nuggets or rods)
1 stick butter, melted
1 lg. container Cool Whip
6 oz. cream cheese
1 c. sugar
1 lg. can crushed pineapple
2 tbsp. cornstarch

Mix pretzels and butter and spread in bottom of 8 x 8 inch pan. Bake at 350 degrees for 10 minutes. Let cool. Whip together Cool Whip, cream cheese, and sugar. Refrigerate. In saucepan add pineapple and cornstarch. Boil and thicken, cool mixture and spread on top of Cool Whip mixture.