This Oreo Dump Cake is the ultimate dessert for chocolate lovers! It’s rich, gooey, and incredibly easy to make, making it perfect for any occasion—from potlucks to casual gatherings. With minimal prep time and just five ingredients, this cake is sure to impress your guests and satisfy your sweet tooth in no time.

Jump to:
- Why You’ll Love This Recipe
- Tools and Preparation
- Essential Tools and Equipment
- Importance of Each Tool
- Ingredients
- For the Base
- For the Creamy Layer
- For the Cake Topping
- For the Finishing Touch
- How to Make Oreo Dump Cake
- Step 1: Preheat the Oven
- Step 2: Layer the Oreos
- Step 3: Add Condensed Milk and Cool Whip
- Step 4: Add Remaining Ingredients
- Step 5: Top with Butter
- Step 6: Bake
- How to Serve Oreo Dump Cake
- Simple Presentation
- Toppings to Elevate
- Pairing Options
- How to Perfect Oreo Dump Cake
- Best Side Dishes for Oreo Dump Cake
- Common Mistakes to Avoid
- Storage & Reheating Instructions
- Refrigerator Storage
- Freezing Oreo Dump Cake
- Reheating Oreo Dump Cake
- Frequently Asked Questions
- Can I use different cookies instead of Oreos?
- How do I make this recipe gluten-free?
- Can I add additional toppings?
- What is the best way to serve Oreo Dump Cake?
- How long does it take to prepare?
- Final Thoughts
- 📖 Recipe Card
Why You’ll Love This Recipe
- Quick Preparation: With only 10 minutes of prep time, you can whip up this delicious cake in no time.
- Minimal Ingredients: You only need five simple ingredients to create a decadent dessert that everyone will love.
- Crowd-Pleasing Flavors: The combination of Oreo cookies, chocolate cake mix, and Cool Whip is irresistible and sure to delight.
- Versatile Serving Options: Serve it warm with a scoop of ice cream or let it cool for a chilled treat—either way, it’s fantastic!
- Effortless Cleanup: Baking everything in one dish means less mess and easier cleanup after the celebration.
Tools and Preparation
Before you start making this delightful cake, gather your tools. Ensuring you have everything ready will make the process smooth and enjoyable.
Essential Tools and Equipment
- 9×13-inch baking dish
- Mixing spatula
- Fork
- Measuring cups
Importance of Each Tool
- 9×13-inch baking dish: This size is perfect for even baking and ensures you have enough space for all the layers.
- Mixing spatula: Ideal for spreading the Cool Whip evenly without deflating it.
- Fork: Use this to break up lumps in the cake mix for consistent texture throughout.

Ingredients
This easy, crowd-pleasing Oreo Dump Cake layers chocolatey goodness with cookies, Cool Whip, and cake mix—all baked into a gooey, rich dessert with minimal prep. Perfect for potlucks, casual get-togethers, or anytime you need a quick chocolate fix.
For the Base
- 20 Oreo cookies
For the Creamy Layer
- 14 oz sweetened condensed milk (1 can)
- 1 (8 oz) container Cool Whip, thawed
For the Cake Topping
- 1 box chocolate cake mix
For the Finishing Touch
- ¾ cup unsalted butter (1½ sticks or 12 tablespoons), cut into small pats
How to Make Oreo Dump Cake
Step 1: Preheat the Oven
Set your oven to 350°F (175°C). Lightly grease a 9×13-inch baking dish with butter or non-stick spray.
Step 2: Layer the Oreos
Arrange 10 Oreo cookies in a single layer across the bottom of the dish.
Step 3: Add Condensed Milk and Cool Whip
Evenly pour the sweetened condensed milk over the Oreos. Gently spread the Cool Whip over the milk using a spatula.
Step 4: Add Remaining Ingredients
Sprinkle the entire box of chocolate cake mix evenly over the Cool Whip layer. Use a fork to break up any lumps in the cake mix for even baking.
Step 5: Top with Butter
Distribute the pats of butter evenly over the surface of the cake mix. Do not stir or mix.
Step 6: Bake
Bake for 40–45 minutes or until the top is bubbly and slightly crisp. Allow to cool for a few minutes before serving warm.
How to Serve Oreo Dump Cake
Oreo Dump Cake is a delightful dessert that can be enjoyed in various ways. Whether you’re serving it at a gathering or enjoying it at home, these serving suggestions will enhance your experience.
Simple Presentation
- Serve warm: The gooey texture of the dump cake is best enjoyed warm straight from the oven.
- Individual portions: Scoop out servings into bowls for easier handling and an elegant look.
Toppings to Elevate
- Whipped cream: Add a dollop of extra Cool Whip or homemade whipped cream for added creaminess.
- Chocolate drizzle: Drizzle some melted chocolate over the top for an indulgent touch.
Pairing Options
- Ice cream: A scoop of vanilla or chocolate ice cream pairs perfectly with the warm cake, creating a delicious contrast.
- Fresh berries: Serve with strawberries or raspberries to add a fresh and fruity note.
How to Perfect Oreo Dump Cake
To make your Oreo Dump Cake even more amazing, consider these helpful tips. They will ensure your dessert turns out perfect every time.
- Use room temperature ingredients: Allow all ingredients, like Cool Whip and butter, to reach room temperature for better mixing.
- Don’t overmix: When adding the cake mix, simply sprinkle it on top without stirring to maintain a layered effect.
- Check doneness: Bake until bubbly; if you see any wet batter, it may need more time in the oven.
- Cool before serving: Let the cake cool slightly before serving to allow flavors to meld and make it easier to cut.
Best Side Dishes for Oreo Dump Cake
Pairing side dishes with your Oreo Dump Cake can create a well-rounded meal or dessert experience. Here are some great options:
- Fruit salad: A refreshing mix of seasonal fruits provides a light contrast to the rich cake.
- Chocolate mousse: For chocolate lovers, this airy dessert adds another layer of indulgence.
- Nutty granola: Crunchy granola sprinkled on top adds texture and complements the sweetness of the cake.
- Coffee: A cup of freshly brewed coffee balances the sweetness and enhances the overall flavor experience.
- Cheesecake bites: Mini cheesecake bites serve as a rich counterpoint to the dump cake’s sweetness.
- Pudding cups: Layered pudding cups can offer additional creamy flavors that pair nicely with chocolate desserts.
Common Mistakes to Avoid
Avoiding common mistakes will ensure your Oreo Dump Cake turns out perfectly delicious. Here are some pitfalls to watch for:
- Overmixing the cake mix: Mixing too vigorously can lead to a dense texture. Simply sprinkle and spread without stirring the layers.
- Not greasing the baking dish: Failing to grease can cause sticking, making it hard to serve. Use butter or non-stick spray generously on the bottom and sides.
- Skipping the cooling period: Serving right away might result in a messy slice. Allow it to cool for a few minutes for better structure.
- Using cold Cool Whip: Cold Cool Whip can be hard to spread evenly. Make sure it’s fully thawed for smooth application over the condensed milk.
- Not breaking up lumps in cake mix: Leaving lumps can affect baking consistency. Use a fork to gently break them apart before adding butter.

Storage & Reheating Instructions
Refrigerator Storage
- Store leftovers in an airtight container for up to 3 days.
- Keep it covered with plastic wrap if you don’t have a suitable container.
Freezing Oreo Dump Cake
- Freeze for up to 2 months in a freezer-safe container.
- Ensure it’s completely cooled before wrapping tightly in foil or plastic wrap.
Reheating Oreo Dump Cake
- Oven: Preheat to 350°F (175°C) and heat for about 10-15 minutes until warm throughout.
- Microwave: Heat individual servings on medium power for about 30 seconds or until warmed through.
- Stovetop: Place a slice in a pan over low heat, cover, and warm for 5-8 minutes.
Frequently Asked Questions
Here are some common questions about making the Oreo Dump Cake:
Can I use different cookies instead of Oreos?
Yes, you can experiment with other cookie types like chocolate sandwich cookies or flavored varieties for unique tastes.
How do I make this recipe gluten-free?
To make a gluten-free Oreo Dump Cake, use gluten-free chocolate cake mix and gluten-free cookies.
Can I add additional toppings?
Absolutely! Consider adding chocolate chips, nuts, or sprinkles on top before baking for extra flavor and texture.
What is the best way to serve Oreo Dump Cake?
Serve warm with whipped cream or additional Cool Whip on top for an indulgent dessert experience.
How long does it take to prepare?
The total time from prep to bake is about 55 minutes, making it a quick dessert option.
Final Thoughts
Oreo Dump Cake is not only easy to make but also versatile enough for any occasion. You can customize it by adding your favorite toppings or using different types of cookies. Give this delightful dessert a try—you won’t be disappointed!
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Oreo Dump Cake
- Total Time: 55 minutes
- Yield: Approximately 12 servings 1x
Description
Indulge in the ultimate dessert experience with this easy Oreo Dump Cake, crafted for chocolate lovers. This rich and gooey treat is perfect for any occasion, whether it’s a potluck or a casual gathering. With just five simple ingredients and minimal prep time, you can create a decadent dessert that will impress your guests and satisfy your sweet cravings. The delightful layers of crushed Oreo cookies, creamy sweetened condensed milk, fluffy Cool Whip, and a chocolate cake topping come together to form an irresistible combination. Serve it warm with a scoop of ice cream or let it cool for a chilled delight—either way, it’s bound to be a hit!
Ingredients
- 20 Oreo cookies
- 14 oz sweetened condensed milk (1 can)
- 1 (8 oz) container Cool Whip, thawed
- 1 box chocolate cake mix
- ¾ cup unsalted butter, cut into small pats
Instructions
- Preheat your oven to 350°F (175°C) and lightly grease a 9×13-inch baking dish.
- Arrange 10 Oreo cookies in a single layer at the bottom of the dish.
- Pour the sweetened condensed milk evenly over the cookies and spread the Cool Whip on top.
- Sprinkle the chocolate cake mix over the Cool Whip layer without stirring.
- Distribute pats of butter evenly over the cake mix.
- Bake for 40–45 minutes until bubbly and slightly crisp on top.
- Prep Time: 10 minutes
- Cook Time: 45 minutes
- Category: Dessert
- Method: Baking
- Cuisine: American
Nutrition
- Serving Size: 1 serving
- Calories: 290
- Sugar: 22g
- Sodium: 260mg
- Fat: 14g
- Saturated Fat: 8g
- Unsaturated Fat: 5g
- Trans Fat: 0g
- Carbohydrates: 36g
- Fiber: 2g
- Protein: 3g
- Cholesterol: 30mg





