01 -
Preheat oven to 350°F (175°C) and grease a 9x13-inch baking dish thoroughly.
02 -
In a large bowl, mix cake mix, one can of crushed pineapple with juice, eggs, and vegetable oil. Beat until smooth and fully incorporated.
03 -
Pour the batter into the prepared baking dish, spreading evenly. Bake for 30 to 35 minutes or until a toothpick inserted in the center comes out clean.
04 -
Allow the cake to cool completely at room temperature in the pan, approximately 30 minutes.
05 -
In a medium bowl, gently fold whipped topping, instant vanilla pudding mix, and the remaining can of crushed pineapple with juice until creamy and well combined.
06 -
Spread the pineapple topping evenly over the cooled cake. Refrigerate for at least 1 hour to let the flavors meld and the topping fully set.