Hot Chocolate Marshmallow Bar

Featured in: Sweet Treats

This comforting drink blends whole milk, cream, bittersweet chocolate, cocoa powder, and sugar, gently warmed to a smooth, rich texture. A homemade marshmallow bar made from melted mini marshmallows, butter, and crisp rice cereal adds a delightful, melty topping. Perfect for cozy moments, this creamy chocolate drink topped with a pillowy, crunchy marshmallow bar offers a delicious balance of smooth and crunch in every sip. Ideal for chilly days or a sweet treat.

Updated on Tue, 09 Dec 2025 14:27:00 GMT
Steaming mug of hot chocolate with a Cozy Bear Marshmallow Bar melting on top; a winter treat. Save
Steaming mug of hot chocolate with a Cozy Bear Marshmallow Bar melting on top; a winter treat. | ovenharmony.com

A rich, creamy hot chocolate topped with a pillowy marshmallow bar, perfect for cozying up on a cold day.

This hot chocolate quickly became a favorite in my household during chilly evenings.

Ingredients

  • Hot Chocolate: 2 cups whole milk, 1/2 cup heavy cream, 100 g (3.5 oz) bittersweet chocolate finely chopped, 2 tbsp unsweetened cocoa powder, 2 tbsp granulated sugar, 1/2 tsp vanilla extract, pinch of salt
  • Marshmallow Bar: 1/2 cup mini marshmallows, 1 tbsp unsalted butter, 1/2 cup crisp rice cereal

Instructions

Step 1:
In a small saucepan over medium heat, combine milk and heavy cream. Heat until steaming but not boiling.
Step 2:
Whisk in chopped chocolate, cocoa powder, sugar, and salt. Continue whisking until chocolate is melted and mixture is smooth.
Step 3:
Remove from heat and stir in vanilla extract. Keep warm.
Step 4:
For the marshmallow bar, melt the butter in a microwave-safe bowl. Add marshmallows and microwave in 20-second bursts, stirring until fully melted.
Step 5:
Stir in crisp rice cereal until coated. Press mixture into a small parchment-lined dish to about 1/2-inch thickness. Let cool for 5 minutes, then cut into bars.
Step 6:
Pour hot chocolate into mugs. Top each with a marshmallow bar, allowing it to float and melt slightly into the drink.
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Sharing this warm drink always brings everyone together around the fireplace.

Required Tools

Saucepan, whisk, microwave-safe bowl, small spatula, parchment paper, knife

Allergen Information

Contains milk, butter (dairy), and possible gluten in crisp rice cereal. Marshmallows may contain gelatin not suitable for vegans. Double-check all ingredient labels for potential allergens.

Nutritional Information

Calories: 340, Total Fat: 18 g, Carbohydrates: 41 g, Protein: 7 g per serving

Enjoy a rich, decadent hot chocolate, crowned with a homemade Cozy Bear Marshmallow Bar, ready deliciously. Save
Enjoy a rich, decadent hot chocolate, crowned with a homemade Cozy Bear Marshmallow Bar, ready deliciously. | ovenharmony.com

This hot chocolate recipe is a perfect treat for cold days and will warm your heart with every sip.

Recipe FAQ

What type of chocolate is best to use?

Use bittersweet chocolate for a rich but balanced flavor that complements the creamy milk base well.

Can I substitute dairy ingredients?

Yes, you can replace whole milk with oat milk and heavy cream with coconut cream for a dairy-free option.

How do I make the marshmallow bar hold together?

Melt butter with mini marshmallows, then stir in crisp rice cereal thoroughly before pressing the mixture firmly into a dish.

What is the best way to heat the chocolate mixture?

Heat milk and cream gently over medium heat until steaming, then whisk in chocolate and cocoa powder until smooth without boiling.

Can I add flavor variations?

Yes, adding a pinch of cinnamon or chili powder to the chocolate mixture adds a warming twist to enhance the flavor.

Hot Chocolate Marshmallow Bar

A creamy chocolate drink topped with a soft marshmallow bar for cozy enjoyment.

Prep duration
10 min
Cook duration
10 min
Complete duration
20 min
Created by Claire Johnson

Classification Sweet Treats

Complexity Easy

Heritage American

Output 2 Portions

Dietary considerations Meat-free

Components

Hot Chocolate

01 2 cups whole milk
02 1/2 cup heavy cream
03 3.5 ounces bittersweet chocolate, finely chopped
04 2 tablespoons unsweetened cocoa powder
05 2 tablespoons granulated sugar
06 1/2 teaspoon vanilla extract
07 Pinch of salt

Marshmallow Bar

01 1/2 cup mini marshmallows
02 1 tablespoon unsalted butter
03 1/2 cup crisp rice cereal

Directions

Phase 01

Heat Milk and Cream: Combine whole milk and heavy cream in a small saucepan over medium heat. Warm until steaming without boiling.

Phase 02

Incorporate Chocolate and Cocoa: Whisk in chopped bittersweet chocolate, unsweetened cocoa powder, granulated sugar, and salt. Stir until chocolate is fully melted and mixture is smooth.

Phase 03

Add Vanilla: Remove from heat and stir in vanilla extract. Keep the mixture warm.

Phase 04

Prepare Marshmallow Mixture: Melt the unsalted butter in a microwave-safe bowl. Add mini marshmallows and microwave in 20-second intervals, stirring until completely melted.

Phase 05

Combine with Cereal: Stir crisp rice cereal into marshmallow mixture until evenly coated. Press into a parchment-lined dish to approximately 1/2 inch thickness. Allow to cool for 5 minutes, then cut into bars.

Phase 06

Assemble Drink: Pour hot chocolate into mugs and top each serving with a marshmallow bar, letting it float and soften slightly into the beverage.

Necessary tools

  • Saucepan
  • Whisk
  • Microwave-safe bowl
  • Small spatula
  • Parchment paper
  • Knife

Allergy details

Review each component for potential allergens and consult healthcare professionals if you're unsure about ingredients.
  • Contains milk and butter (dairy).
  • May contain gluten from crisp rice cereal.
  • Marshmallows may contain gelatin; not suitable for vegans.

Nutritional information (each portion)

These values are approximate guidelines only and shouldn't replace professional medical guidance.
  • Energy: 340
  • Fats: 18 g
  • Carbohydrates: 41 g
  • Proteins: 7 g