Ultimate S’mores Cookie Dough Bars
Indulging in a dessert that combines the irresistible flavors of chocolate, marshmallow, and cookie dough is a true delight. Ultimate S’mores Cookie Dough Bars encapsulate the essence of summer campfires and cozy nights, offering an easy way to enjoy that nostalgic flavor profile without needing to gather around the fire. They are chewy, gooey, and utterly satisfying, making them perfect for sharing at gatherings or simply enjoying at home.
These bars revolve around the fundamental elements of classic s’mores, but with a twist that elevates them into a luscious dessert experience. With layers of cookie dough, creamy chocolate, and marshmallow, each bite transports you back to childhood memories spent roasting marshmallows and crafting the perfect s’more. Once you try this recipe, you’ll find that these bars are not only easy to prepare but also utterly irresistible. Whether for a festive celebration or a quiet night in, you’ll savor every moment spent enjoying these decadent bars.
Why make this recipe
Creating these Ultimate S’mores Cookie Dough Bars will redefine your dessert game. Not only do they effortlessly blend the ambiance of a campfire treat into a delectable bake, but they are also versatile enough to suit any occasion. Imagine hosting a movie night or a potluck where you can highlight these bars as the star attraction. They are incredibly satisfying to bite into, with the balance of crunchy and creamy textures harmonizing beautifully. The rich flavors meld together perfectly, allowing the chocolate and marshmallow to shine through the buttery cookie dough.
Moreover, the act of making these bars can be a fun and engaging activity, especially with family or friends. It gives you the chance to bond over measuring, mixing, and the anticipation of waiting for them to bake. Subsequently, the satisfaction derived from serving your loved ones a homemade treat is unparalleled. With this recipe in hand, you’re sure to create delightful memories along with achieving a delicious dessert.
How to make Ultimate S’mores Cookie Dough Bars
Making Ultimate S’mores Cookie Dough Bars is a straightforward process that even beginners can tackle with ease and confidence. You start by preparing your baking dish, ensuring it’s lined for easy removal of the bars once baked. The foundation of the bars begins with the butter and sugar, where you’ll beat them until they achieve a light, fluffy texture — a key step to ensure your bars have that delicate, melt-in-your-mouth quality. Integrating the eggs and vanilla adds depth and moisture, further enhancing the flavor profile.
As you incorporate the dry ingredients, it’s crucial to mix just until combined. This will help you achieve the perfect cookie dough structure. Be sure to add the chocolate chips and biscuit pieces, ensuring each bar has rich bursts of flavor throughout. Next comes the layering part, which is where the magic happens. Start by spreading half of the cookie dough, followed by the indulgent layers of chocolate and marshmallow spread. When you seal it all in with the remaining dough, it sets the stage for a deliciously gooey treat.
Once baked to a golden perfection, patience is essential as you allow the bars to cool entirely in the tin before refrigerating. This process helps them firm up, making for clean cuts into lovely squares that showcase the luscious layers within. Finally, enjoy the fruits of your labor by slicing into these delectable bars and revel in the oohs and aahs of those who get to enjoy them.
Ingredients
- 225 g unsalted butter, softened
- 150 g light brown sugar
- 75 g white granulated sugar
- 2 large eggs
- 1 tsp vanilla extract
- 270 g all-purpose flour
- 1 tsp baking soda
- 1 tsp salt
- 200 g chocolate chips, plus 20 g extra for topping
- 100 g digestive biscuits or graham crackers, roughly broken up
- 2 milk chocolate bars (200 g each)
- 200 g marshmallow spread or mini marshmallows
Directions
- Heat the oven to 170°C (150°C fan) / 340°F / Gas 3½. Line a 23 cm square tin with baking paper.
- In a large bowl, beat the butter, brown sugar, and granulated sugar until pale and fluffy. Add the eggs and vanilla, mixing just until combined.
- Fold in the flour, baking soda, and salt until the dough is nearly mixed, then stir in the chocolate chips and biscuit pieces.
- Spread half of the dough into the prepared tin in an even layer.
- Lay the chocolate bars over the dough. Add the marshmallow spread on top and smooth it gently, keeping a small border around the edges.
- Cover with the remaining dough, spreading it carefully so the marshmallow layer is hidden. Scatter the extra chocolate chips over the top.
- Bake for 35–45 minutes, until the surface is golden and the centre is set.
- Let the bars cool fully in the tin, then refrigerate for at least 3 hours. Before slicing, leave them at room temperature for about 10 minutes. Cut into 16 bars. Keep refrigerated in an airtight container for up to 4 days.
Time Breakdown
• Preparation Time: 20 minutes
• Cooking Time: 35-45 minutes
• Chilling Time: 3 hours
• Total Time: 4 hours 5-15 minutes
• Servings: 16
How to serve Ultimate S’mores Cookie Dough Bars
These Ultimate S’mores Cookie Dough Bars can be served in various delightful ways that enhance their appeal. For a casual setting, simply cut the bars into squares and present them on a lovely platter — they will surely capture attention with their gooey layers and golden exterior. If you want to elevate the experience, consider serving them warm, perhaps with a scoop of vanilla ice cream on the side, allowing the heat to gently melt the chocolate and marshmallow further.
You might also like to drizzle some chocolate or caramel sauce over the top for an extra indulgent touch. For those who enjoy an element of customizability, consider setting up a small dessert bar where guests can choose their own toppings like whipped cream, crushed nuts, or a sprinkle of sea salt to enhance the flavor complexity. Whether enjoyed as a simple treat or dressed up for a special occasion, these bars are versatile enough to please any palate.
How to store Ultimate S’mores Cookie Dough Bars
To maintain the freshness and deliciousness of your Ultimate S’mores Cookie Dough Bars, proper storage is essential. Once fully cooled and sliced, the bars should be kept in an airtight container to prevent them from drying out. This will help keep the layers soft and chewy, retaining that irresistible texture that makes them so enjoyable.
For optimal freshness, it is best to store them in the refrigerator, where they can last for up to four days. If you happen to have leftovers (which can be rare), you can also freeze them for longer preservation. Just wrap individual bars tightly in plastic wrap and then place them in a freezer-safe container. When you want to enjoy them again, simply thaw them in the refrigerator or at room temperature for a delightful treat that tastes just as good as when they were first made.
Tips to make Ultimate S’mores Cookie Dough Bars
For the best results when making Ultimate S’mores Cookie Dough Bars, consider a few helpful tips. First, using quality chocolate is vital, as it significantly impacts the overall flavor of the bars. Opt for good quality milk chocolate and chocolate chips for a rich and creamy experience. Additionally, when mixing the dough, be cautious not to overmix once you add the dry ingredients. Overmixing can lead to tougher bars, and nobody wants that when they are looking for a soft, chewy texture.
When layering the chocolate and marshmallow, be generous but also leave a bit of space at the edges; this prevents the fillings from overflowing during baking. Furthermore, if you plan to serve these bars warm, consider baking them slightly less to retain a soft, gooey interior. Lastly, for a little crunch in your bites, try adding some toasted nuts into the cookie dough mix. With these tips in mind, you’ll be on your way to creating the ultimate dessert everyone will rave about.
Variation
No major variations, but you can adjust seasonings to taste.
Nutritional Information (Per Serving)
• Calories: 320 kcal
• Protein: 3 g
• Carbohydrates: 42 g
• Fat: 16 g
• Fiber: 1 g
• Sugar: 21 g
• Sodium: 150 mg
FAQs
Q: Can I use gluten-free flour in this recipe?
A: Yes, you can substitute all-purpose flour with a gluten-free flour blend that measures cup-for-cup.
Q: Is it possible to make these bars vegan?
A: To make this recipe vegan, use plant-based butter, a suitable egg replacement, and dairy-free chocolate.
Q: How do I know when the bars are done baking?
A: The bars are done when the surface is golden brown, and a toothpick inserted in the center comes out mostly clean, with a few moist crumbs.

Ultimate S’mores Cookie Dough Bars
Ingredients
For the Cookie Dough
- 225 g unsalted butter, softened
- 150 g light brown sugar
- 75 g white granulated sugar
- 2 large eggs
- 1 tsp vanilla extract
- 270 g all-purpose flour
- 1 tsp baking soda
- 1 tsp salt
- 200 g chocolate chips plus 20 g extra for topping
- 100 g digestive biscuits or graham crackers, roughly broken up
For the Layers
- 2 bars milk chocolate (200 g each)
- 200 g marshmallow spread or mini marshmallows
Instructions
Preparation
- Heat the oven to 170°C (150°C fan) / 340°F / Gas 3½. Line a 23 cm square tin with baking paper.
- In a large bowl, beat the butter, brown sugar, and granulated sugar until pale and fluffy.
- Add the eggs and vanilla, mixing just until combined.
- Fold in flour, baking soda, and salt until the dough is nearly mixed, then stir in chocolate chips and biscuit pieces.
Layering
- Spread half of the dough into the prepared tin in an even layer.
- Lay the chocolate bars over the dough.
- Add the marshmallow spread on top and smooth it gently, keeping a small border around the edges.
- Cover with the remaining dough, spreading it carefully so the marshmallow layer is hidden.
- Scatter the extra chocolate chips over the top.
Baking
- Bake for 35–45 minutes, until the surface is golden and the centre is set.
- Let the bars cool fully in the tin, then refrigerate for at least 3 hours. Before slicing, leave them at room temperature for about 10 minutes.
- Cut into 16 bars.