01 -
Preheat the oven to 175°C (350°F). Grease a 23x33 cm baking dish thoroughly.
02 -
In a large mixing bowl, blend the yellow cake mix, eggs, sour cream, and melted butter until the batter is smooth and homogeneous.
03 -
Fold the crushed pineapple, including its juice, into the batter. Add vanilla extract if desired and mix gently to combine.
04 -
Pour the batter evenly into the prepared baking dish. Bake for approximately 40–45 minutes until the top is golden and a toothpick inserted in the center comes out clean.
05 -
Allow the cake to cool slightly in the pan before slicing. Optionally, garnish with a light glaze or dust with powdered sugar.