Step 1

Preheat oven to 375 degrees F. Coat a 9- x 13-inch baking dish with cooking spray.

Step 2

In a medium bowl, combine pretzels, butter, and 3 tablespoons sugar. Press mixture into baking dish. Bake 10 minutes; let cool.

Step 3

In a large bowl with an electric mixer, beat cream cheese and remaining 1 cup sugar until smooth. Fold in whipped topping. Spread mixture evenly over pretzel crust.

Step 4

In a medium bowl, combine pineapple with juice and pudding mix until thoroughly combined. Gently stir in oranges. Spread over cream cheese layer.

Step 5

Cover and chill at least 4 hours, or until firm. Cut into squares and serve.