
There are desserts that satisfy a sweet tooth, and then there are desserts that create moments—recipes so decadent, so over-the-top indulgent, that people can’t help but go back for seconds. The “A Slice of Heaven Cake” belongs firmly in that second category. Known affectionately by some with a cheekier nickname, this cake is the very definition of comfort meets indulgence. It’s the type of dessert you bring to a potluck or party and watch vanish within minutes, with people asking for the recipe before the dish is even empty.
What makes this cake so special? It’s a combination of textures and flavors that balance beautifully. A rich chocolate cake serves as the base, infused with sweetened condensed milk and caramel so that every bite is moist, gooey, and flavorful. On top, a fluffy layer of Cool Whip keeps things light, while chopped Snickers bars or Reese’s add crunch, creaminess, and an irresistible candy-bar finish.
If you’re looking for a recipe that looks like you’ve put in hours of effort but really takes minimal prep time, this is it. Made with a boxed cake mix and a few store-bought shortcuts, it delivers bakery-level results without the stress. Perfect for weeknight desserts, birthday celebrations, holiday feasts, or “just because” indulgence, this cake truly earns its name: A Slice of Heaven.
Why You’ll Love This Recipe
- Decadent but Simple: With the help of a cake mix and pre-made toppings, this recipe comes together quickly while still tasting homemade.
- Perfect for Any Occasion: From casual family dinners to festive potlucks, it’s always a crowd-pleaser.
- Customizable: Use different candy bars, toppings, or flavor swaps to make it your own.
- Moist & Gooey Texture: Thanks to the sweetened condensed milk and caramel, every bite is rich and melt-in-your-mouth delicious.
- Make-Ahead Friendly: This cake can be prepared the day before, allowing flavors to meld even more beautifully.
Whether you’re a seasoned baker or someone who only bakes a few times a year, this cake is foolproof and guaranteed to impress.

Ingredients
- 1 package devil’s food chocolate cake mix (or German chocolate cake mix)
- 1 (14 oz) can sweetened condensed milk
- 1 jar caramel topping
- 1 (8 oz) tub Cool Whip
- 4–5 Snickers bars or mini Reese’s, chopped
Step-by-Step Instructions
Step 1: Prepare the Cake Base
Preheat your oven according to the instructions on the cake mix package. Grease a 9×13-inch baking pan and prepare the cake batter as directed on the box. Bake until a toothpick inserted in the center comes out clean.
Step 2: Poke and Soak
Once the cake has cooled for about 5 minutes, take the handle of a wooden spoon and poke holes evenly across the surface. These holes will allow the condensed milk and caramel to seep into the cake, making it extra moist and flavorful.
Step 3: Add the Sweetness
Pour the sweetened condensed milk slowly and evenly over the cake, letting it sink into the holes. Follow with a generous drizzle of caramel topping, spreading it out evenly with a spoon or spatula. Allow the cake to cool completely before moving to the next step.
Step 4: Add the Topping
Spread the Cool Whip over the cake in a thick, even layer. This light topping balances the richness of the cake and fillings.
Step 5: Finish with Candy Bars
Chop Snickers bars or Reese’s cups into small bite-sized pieces and sprinkle generously over the top. For added flair, drizzle with a little extra caramel.
Step 6: Chill and Serve
Refrigerate for at least an hour before serving. This helps the flavors meld together and makes slicing easier.
Tips for Success
- Don’t Skip the Holes: Be generous when poking holes in the cake—it ensures the milk and caramel spread evenly throughout.
- Cool Before Whipping: Make sure the cake is completely cooled before spreading Cool Whip, or it will melt.
- Candy Bar Variations: Snickers and Reese’s are classics, but you can try Milky Way, Butterfinger, or even Twix for fun variations.
- Make It Ahead: This cake tastes even better the next day after chilling overnight.
- Double the Caramel: If you love caramel, feel free to add an extra drizzle before serving.
Variations
- Peanut Butter Lovers: Use peanut butter drizzle along with chopped Reese’s for an even richer flavor.
- Mocha Twist: Add a teaspoon of instant coffee granules to the cake mix to give the chocolate base a subtle coffee kick.
- Healthier Option: Swap Cool Whip with homemade whipped cream and choose dark chocolate candy bars for a slightly less sweet version.
- Holiday Version: Use crushed peppermint candies and drizzle with chocolate syrup for a festive Christmas cake.
- Ice Cream Cake: Serve chilled slices with a scoop of vanilla or caramel ice cream for the ultimate indulgence.
Make Ahead & Storage
- Make Ahead: You can make this cake a day in advance. In fact, it tastes even better when chilled overnight.
- Storage: Store leftovers covered in the refrigerator for up to 4 days.
- Freezing: Not recommended, as the whipped topping and candy don’t thaw well.
Frequently Asked Questions
Can I use homemade caramel instead of store-bought?
Yes! Homemade caramel adds an extra depth of flavor, but store-bought works just fine for convenience.
Do I have to use Cool Whip?
Not at all—you can substitute with freshly whipped cream. Just keep in mind that whipped cream won’t hold as long in the fridge as Cool Whip.
What’s the best candy bar to use?
Snickers and Reese’s are the classics, but you can experiment with Kit-Kats, Milky Way, or even Heath bars for a toffee twist.
Can I make this cake in round pans instead of a 9×13?
Yes, but a 9×13 works best for poking holes and layering. Round pans may require adjusting the baking time slightly.
How do I make it less sweet?
Use dark chocolate cake mix, bittersweet candy, and lightly sweetened whipped cream instead of Cool Whip.
Can kids help make this cake?
Absolutely! This is a great recipe for little helpers. Kids can poke the holes, drizzle caramel, and sprinkle candy on top.
Final Thoughts
“A Slice of Heaven Cake” truly lives up to its name. With layers of chocolate cake, gooey caramel, creamy whipped topping, and crunchy candy bars, it’s a dessert that delights every time. The beauty of this recipe lies not only in its flavor but also in its simplicity—you don’t need to be an expert baker to create something this indulgent and impressive.
It’s the kind of cake that sparks joy at the table, the one people will talk about long after the last slice is gone. Whether you’re making it for a birthday, a potluck, or just because you’re craving something sweet, this cake guarantees smiles and satisfied taste buds. With minimal effort and maximum payoff, it’s no wonder this dessert has earned its playful reputation and beloved place in kitchens everywhere.
So next time you need a dessert that wows without the stress, remember this recipe. Rich, creamy, sweet, and utterly indulgent—this is more than just cake. It’s a little slice of heaven.
A slice of Heaven Cake
Ingredients
- 1 package devil’s food chocolate cake mix or German chocolate cake mix
- 1 14 oz can sweetened condensed milk
- 1 jar caramel topping
- 1 8 oz tub Cool Whip
- 4 –5 Snickers bars or mini Reese’s chopped
Instructions
Step 1: Prepare the Cake Base
- Preheat your oven according to the instructions on the cake mix package. Grease a 9×13-inch baking pan and prepare the cake batter as directed on the box. Bake until a toothpick inserted in the center comes out clean.
Step 2: Poke and Soak
- Once the cake has cooled for about 5 minutes, take the handle of a wooden spoon and poke holes evenly across the surface. These holes will allow the condensed milk and caramel to seep into the cake, making it extra moist and flavorful.
Step 3: Add the Sweetness
- Pour the sweetened condensed milk slowly and evenly over the cake, letting it sink into the holes. Follow with a generous drizzle of caramel topping, spreading it out evenly with a spoon or spatula. Allow the cake to cool completely before moving to the next step.
Step 4: Add the Topping
- Spread the Cool Whip over the cake in a thick, even layer. This light topping balances the richness of the cake and fillings.
Step 5: Finish with Candy Bars
- Chop Snickers bars or Reese’s cups into small bite-sized pieces and sprinkle generously over the top. For added flair, drizzle with a little extra caramel.
Step 6: Chill and Serve
- Refrigerate for at least an hour before serving. This helps the flavors meld together and makes slicing easier.

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