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Banana Pudding Sheet Cake

A crowd-pleasing twist on classic banana pudding, baked into a soft sheet cake layered with vanilla wafers, fresh bananas, and creamy pudding topping. Perfect for gatherings and potlucks.
Prep Time 20 minutes
Cook Time 30 minutes
Total Time 50 minutes
Course Dessert
Cuisine American, Southern-inspired
Servings 16
Calories 285 kcal

Ingredients
  

Cake Base

  • 1 box yellow cake mix plus ingredients listed on box: eggs, oil, water
  • 2 cups crushed vanilla wafers about 1 sleeve

Pudding Layer

  • 2 3.4 oz boxes instant vanilla pudding mix
  • 4 cups cold milk
  • 2 ripe bananas sliced

Whipped Topping

  • 1 8 oz container whipped topping, thawed
  • 1/2 cup crushed vanilla wafers for garnish
  • Banana slices for garnish (optional)

Instructions
 

  • Preheat oven to 350°F (175°C). Grease a 9x13-inch baking pan.
  • Prepare yellow cake mix according to package directions. Stir in 2 cups crushed vanilla wafers.
  • Pour batter into prepared pan and bake 28–32 minutes, or until a toothpick inserted in the center comes out clean. Let cool completely.
  • In a large bowl, whisk together pudding mix and milk until thickened. Spread over cooled cake.
  • Arrange sliced bananas evenly over the pudding layer.
  • Spread whipped topping over the bananas. Garnish with crushed vanilla wafers and extra banana slices, if desired.
  • Chill at least 1 hour before serving for best flavor.