If you love rich, fudgy chocolate treats, then these Hot Chocolate Bars are the perfect dessert for you! π«π₯ They combine the gooey texture of brownies with the warm, comforting flavors of hot cocoa, complete with mini marshmallows and a velvety chocolate drizzle. Whether youβre making these for a holiday party, a cozy night in, or as a gift for a fellow chocolate lover, these bars are easy to make and irresistibly delicious. Letβs dive into this decadent dessert!

Ingredients
- 1 cup unsalted butter β Adds richness and moisture.
- 1 Β½ cups granulated sugar β Sweetens and balances the cocoa flavor.
- 3 large eggs β Provides structure and richness.
- 2 teaspoons vanilla extract β Enhances the chocolate taste.
- 1 cup all-purpose flour β Creates a soft, chewy texture.
- Β½ cup unsweetened cocoa powder β The key to deep chocolate flavor.
- Β½ teaspoon salt β Enhances the flavors.
- 1 teaspoon baking powder β Helps the bars rise slightly.
- Β½ cup hot chocolate mix β Gives the bars their signature cocoa flavor.
- 1 cup mini marshmallows β Adds a gooey, melty texture.
- Β½ cup chocolate chips β For extra richness.
- Β½ cup heavy cream β Used for the chocolate drizzle.
Step-by-Step Recipe
Step 1: Preheat & Prepare
Preheat your oven to 350Β°F (175Β°C). Line a 9×9-inch baking pan with parchment paper and grease it lightly.
Step 2: Melt Butter & Mix Wet Ingredients
Melt the butter in a saucepan or microwave. In a mixing bowl, whisk together the butter, sugar, eggs, and vanilla extract until smooth.
Step 3: Combine Dry Ingredients
In a separate bowl, whisk together the flour, cocoa powder, salt, baking powder, and hot chocolate mix.
Step 4: Mix & Fold in Add-Ins
Gradually add the dry ingredients to the wet ingredients, stirring until well combined. Fold in mini marshmallows and chocolate chips.
Step 5: Bake to Perfection
Pour the batter into the prepared pan and spread it evenly. Bake for 25β30 minutes, or until a toothpick inserted in the center comes out with a few moist crumbs.
Step 6: Make the Chocolate Drizzle
While the bars are cooling, heat the heavy cream and pour it over the remaining chocolate chips. Let sit for a minute, then stir until smooth.
Step 7: Garnish & Serve
Drizzle the melted chocolate over the cooled bars and top with extra marshmallows. Slice into squares and serve!
Why Youβll Love These Hot Chocolate Bars
- π« Ultimate Chocolate Fix β Rich, fudgy, and loaded with chocolate flavor.
- π‘ Cozy & Comforting β Tastes just like a cup of hot cocoa in dessert form.
- β³ Easy & Quick to Make β Simple ingredients and minimal prep time.
- π Great for Parties β A hit at holiday gatherings and cold-weather celebrations.
- π§βπ³ Customizable β Add peppermint, caramel, or nuts for a twist.

π¬ The Science Behind Their Unique Texture
- π§ Butter & Sugar Creaming β Creates a soft, chewy structure.
- π₯ Hot Chocolate Mix β Adds a deep, nostalgic cocoa flavor.
- π« Chocolate Chips & Marshmallows β Keep the bars moist and gooey.
- π‘οΈ Baking at the Right Temperature β Ensures a fudgy, not cakey, texture.
- βοΈ Cooling Before Slicing β Helps the bars hold their shape.
β¨ The Magic of Hot Chocolate Bars
- π A Winter Wonderland Treat β Perfect for holiday baking.
- πͺ A Twist on Classic Brownies β Fudgier and more indulgent.
- π₯€ Pairs Perfectly with Hot Cocoa β Double the chocolatey goodness!
- π Perfect for Gifting β Wrap them up for a sweet homemade present.
- π₯ Best Served Warm β Melts in your mouth with every bite.
π½οΈ Serving Suggestions
- π₯ Pair with a Glass of Milk β A classic combo that enhances the flavor.
- π¨ Serve with Ice Cream β A scoop of vanilla or chocolate ice cream makes it even better.
- π΅ Enjoy with Coffee or Hot Cocoa β A cozy treat for cold nights.
- π Gift-Worthy Treat β Wrap in festive boxes for a thoughtful holiday gift.
- π― Drizzle with Caramel β Adds an extra layer of sweetness.
π§ Storage & Freezing Tips
- βοΈ Refrigerate for Up to a Week β Store in an airtight container for freshness.
- π Keep at Room Temperature for 3 Days β If you prefer a softer texture.
- π§ Freeze for Up to 2 Months β Wrap individually for grab-and-go treats.
- π‘οΈ Reheat Before Serving β Microwave for 10 seconds for a gooey bite.
- π Store Separately from Moist Desserts β To prevent them from getting soggy.
β FAQs
1. Can I use a different type of chocolate?
Yes! Dark, milk, or even white chocolate chips will work in this recipe.
2. Can I make these without marshmallows?
Absolutely! They will still be deliciously fudgy without them.
3. Can I add nuts or mix-ins?
Yes! Walnuts, pecans, or crushed peppermint would be great additions.
4. How do I make these extra gooey?
Underbake them slightly (by about 2 minutes) and let them cool before cutting.
5. Can I double the recipe?
Yes! Use a 9×13-inch pan and adjust the baking time to 35β40 minutes.
Conclusion
Hot Chocolate Bars are the ultimate winter dessert, offering a fudgy, chocolatey bite packed with marshmallows and rich cocoa flavor. Whether youβre baking them for a holiday party, as a gift, or just to satisfy your sweet tooth, these bars deliver pure chocolate bliss! π«π₯β¨ Try them today and experience the magic of hot cocoa in dessert form!
Hot Chocolate Bars
These Hot Chocolate Bars are rich, fudgy, and packed with the flavors of classic hot cocoa. Made with chocolate, marshmallows, and a graham cracker crust, theyβre the perfect winter treat!
For the Crust:
- 1 Β½ cups graham cracker crumbs
- ΒΌ cup granulated sugar
- Β½ cup melted butter
For the Filling:
- 1 Β½ cups semi-sweet chocolate chips
- 1 can (14 oz sweetened condensed milk)
- 1 teaspoon vanilla extract
- ΒΌ teaspoon salt
For the Topping:
- 1 Β½ cups mini marshmallows
- ΒΌ cup crushed graham crackers
- ΒΌ cup mini chocolate chips
β Prepare the Crust
- Preheat oven to 350Β°F (175Β°C). Line an 8Γ8-inch baking pan with parchment paper.
- In a bowl, mix graham cracker crumbs, melted butter, and sugar until combined. Press into the pan firmly to form the base.
β Bake the Crust
- Bake for 8 minutes, then remove from the oven and let cool slightly.
β Make the Chocolate Layer
- In a saucepan over low heat, melt chocolate chips and sweetened condensed milk, stirring constantly. Once smooth, remove from heat and stir in vanilla extract.
β Assemble & Bake Again
- Pour the chocolate mixture over the baked crust, spreading evenly. Sprinkle with mini marshmallows and extra chocolate chips.
- Return to the oven and bake for 10β12 minutes, until the marshmallows are lightly golden and puffy.
β Cool & Slice
- Let the bars cool completely before slicing into squares.
β Serve & Enjoy
- Dust with cocoa powder or drizzle with melted chocolate for extra flavor. Serve and enjoy your cozy hot chocolate treat!
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Make it Extra Decadent: Add a drizzle of caramel sauce or sprinkle with crushed peppermint.
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Storage: Store in an airtight container at room temperature for up to 5 days or refrigerate for longer freshness.
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Gluten-Free Option: Use gluten-free graham crackers.