S’mores Refrigerator Cake is my no-bake version of the campfire classic, made as a sliceable icebox cake with graham cracker layers, a chocolate pudding cream, and a toasted marshmallow topping. It’s cold, creamy, and messy in the best way.

The graham crackers turn soft and cake-like as it chills, and the pudding layer stays rich and chocolatey without feeling heavy. I also really like the marshmallow creme on top because it gives you that sticky s’mores thing without needing to build anything one-by-one.

This is one of my favorite make-ahead desserts for summer weekends, potlucks, and any time I want something sweet that doesn’t take over my kitchen. It’s also easy to portion, so it’s great when you need a dessert for a group.

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Why You’ll Love This Recipe

No-bake comfort: You get the s’mores flavors without turning on the oven. The fridge does the real work here.

Soft “cake” layers: Graham crackers transform into tender layers that slice like a simple sheet cake once everything sets.

Big chocolate payoff: The pudding cream is rich, smooth, and super reliable. It tastes like the middle of a chocolate cream pie.

Toasted marshmallow top: A quick torch (or broiler) gives you that classic toasted finish that makes it feel like actual s’mores.

Easy to serve: It cuts into neat squares when it’s well chilled, and it’s sturdy enough for potlucks and parties.

Key Ingredients

Graham Layers

Graham crackers: I use the full sheet kind (the big rectangles), since they layer neatly in a 9×13. Any brand works, but the fresher the box, the better the texture.
Whole milk: This is just for lightly softening the crackers so the layers set up nicely. You don’t need much, and you don’t want to soak them.

Chocolate Pudding Cream

Instant chocolate pudding mix: Make sure it’s instant, not cook-and-serve. This gives you a thick, stable filling fast.
Cold whole milk: Cold milk is important so the pudding sets up quickly and doesn’t turn runny. I stick the milk in the coldest part of the fridge.
Whipped topping: This keeps the pudding layer light and fluffy and makes spreading easier. Homemade whipped cream works too, but whipped topping holds up a little longer.
Vanilla extract: It rounds out the chocolate flavor and makes the pudding taste less boxed. I don’t skip it.
Kosher salt: Just enough to keep the chocolate from tasting flat. If you only have fine salt, use a little less.

Marshmallow Layer and Topping

Marshmallow creme: This spreads best when it’s warmed for a few seconds. Marshmallow fluff works the same way here.
Mini marshmallows: These toast quickly and give you that classic s’mores look. I like the minis because they don’t slide off as much as big marshmallows.
Milk chocolate chips: This keeps it true to classic s’mores. Semisweet works too if you want it a little less sweet.
Heavy cream: A small splash turns the melted chips into an easy drizzle that doesn’t clump up. Half-and-half can work in a pinch, but cream is smoother.
Graham cracker crumbs: I like this for a finishing sprinkle so it looks like s’mores right away. You can crush a cracker or use crumbs from the bottom of the box.

Recipe Instructions

Whisk the pudding: Whisk the instant pudding mix with cold milk for about 2 minutes, until it thickens. Let it sit for 5 minutes so it fully sets.
Fold in the whipped topping: Add the whipped topping, vanilla, and salt, then fold until the mixture is uniform and fluffy.
Start the first layer: Spread a thin layer of the pudding cream in the bottom of a 9×13-inch dish to help the graham crackers stick.
Add graham crackers: Add a single layer of graham crackers, breaking pieces as needed to fit. Lightly brush or dab the tops with milk to soften them.
Add the pudding layers: Spread about one third of the pudding cream over the crackers. Repeat the graham crackers and pudding cream until you have 3 pudding layers total.
Spread the marshmallow creme: Warm the marshmallow creme for 10 to 15 seconds, just until spreadable. Spread it evenly over the top.
Chill: Cover and refrigerate for at least 6 hours, or overnight, until the layers are fully softened and the cake slices cleanly.
Drizzle the chocolate: Melt the chocolate chips with the heavy cream in 20-second bursts, stirring each time, until smooth. Drizzle over the chilled cake.
Toast the marshmallows: Sprinkle mini marshmallows on top, then toast with a kitchen torch or a 450°F broiler for 1 to 3 minutes. Watch closely so they don’t burn.
Finish and slice: Sprinkle with graham cracker crumbs, then slice and serve cold. Wipe the knife between cuts for cleaner squares.

My Tips!

This is the section that separates “good” from “wow.” If you read only one part of this post, make it this one — it’s where I reveal my recipe trick.

Recipe Tips & Tricks

Chill it overnight if you want clean slices. Six hours works, but overnight is when it really turns into a neat, sliceable cake. It’s also much easier to lift out tidy squares.

Go light with the milk on the crackers. A quick brush or dab is enough. If you soak them, the layers can slide around and get a little gummy.

Warm the marshmallow creme just a little. 10 to 15 seconds is usually all it needs. If you over-warm it, it gets too loose and is harder to spread evenly.

Watch the broiler like a hawk. Marshmallows go from toasted to burnt fast. I keep the dish on the middle rack and don’t walk away.

Wipe the knife between cuts. This matters a lot with the marshmallow layer. A damp paper towel helps keep the edges clean.

Simple tweaks

Here’s where the fun begins — a few simple tweaks can turn this recipe from casual treats into the star of any party.

Serving Suggestions

Cold milk: A glass of milk is simple and classic with this. It’s especially nice if you toast the top a bit darker.
Hot coffee: I like this with plain coffee or a latte, especially if the cake is really cold from the fridge. The warm drink with the chilled dessert just works.
Fresh berries: Strawberries or raspberries on the side are a nice break from all the chocolate and marshmallow. I usually keep it casual and just pile them on the plate.
Extra chocolate drizzle: If you’re not torching or broiling the marshmallows, add a little extra chocolate on top. It makes the finish feel more complete.

Eat it later

This section explains how to store leftovers properly and how far in advance the recipe can be prepared.

Storage and Make Ahead

Store leftovers covered in the fridge for up to 4 days. The layers stay soft and sliceable, though the graham crackers will continue to soften the longer it sits.

You can make this recipe ahead the day before and keep it chilled until serving. I actually prefer it that way because it cuts cleaner and the layers have time to set.

If you’re planning to toast the marshmallows, I like doing that right before serving. The toasted top is best the first day, but it’s still good after it’s been refrigerated.

If you want it to last longer, you can freeze individual portions in an airtight container. Thaw in the fridge overnight before serving; the texture stays surprisingly nice.

It could help!

Before you close the tab or print the recipe, scroll through these quick answers.

Recipe FAQs

Do I have to use whole milk?

Whole milk gives the pudding layer a thicker, creamier set. You can use 2% in a pinch, but the filling may be a little softer.

Can I use marshmallow fluff instead of marshmallow creme?

Yes, use it in the same amount. I still warm it for a few seconds so it spreads easily without pulling up the pudding layer.

What if I don’t have a kitchen torch?

The broiler works fine, but you need to watch closely and pull it as soon as the tops are browned. If you can’t toast at all, just skip it and add extra chocolate drizzle and a heavier sprinkle of graham crumbs.

Can I swap the pudding flavor?

You can use vanilla pudding and add cocoa powder for a deeper chocolate flavor. It’s also a nice way to control how sweet the filling tastes.

Why is my cake sliding when I cut it?

It usually needs more chill time, or the cracker layer was brushed with too much milk. Chill it overnight and wipe the knife between cuts, and it will slice much more neatly.

Keep it with you

The printable version with print button is at the end of the post, easy to follow, and includes all the steps you’ll need.

Smores Refrigerator Cake

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Prep Time: 20

Cook Time: 3

Total Time: 23

Serving Size: 12

No bake Smores refrigerator cake with graham cracker layers, chocolate pudding cream, and toasted marshmallow topping