chocolate marshmallow cream bars with thick whipped filling and glossy ganache topping on a plate

Party Size Marshmallow Cream Desserts

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Created on January 18th, 2026 at 08:12 am

Large-Format No-Bake Desserts Designed for Groups

Party Size Marshmallow Cream Desserts are created for moments when you need a dessert that serves many people without adding complexity to your prep. This recipe focuses on a larger-format, no-bake dessert that can be sliced into generous portions while still maintaining clean layers and a polished look. The emphasis is on scale, structure, and reliability rather than decoration or intricate technique.
These desserts are built around marshmallow cream and chocolate, a combination that works especially well when prepared in a larger pan. The marshmallow layer stays soft and cohesive, while the chocolate layers provide stability and richness. Together, they create a dessert that holds up well on serving tables and remains easy to portion even as guests return for seconds.
Because the recipe is no-bake, it removes pressure from busy schedules and crowded kitchens. You can prepare the dessert ahead of time, allow it to set fully, and focus on other party details knowing dessert is already handled. That predictability is one of the biggest advantages of this party-size format.

branded marshmallow cream chocolate dessert squares with frosting and powdered sugar on plate

Why Party-Size Desserts Are Practical for Entertaining

Large-format desserts offer clear benefits when serving groups. Instead of managing individual portions or multiple trays, one pan provides a unified presentation that feels intentional and organized. This approach simplifies serving and reduces cleanup, which is especially helpful during larger gatherings.
Party-size marshmallow cream desserts also make portion control flexible. You can cut smaller squares for dessert tables where guests want to sample multiple sweets, or larger pieces for sit-down events. The structure of the dessert supports both options without crumbling or losing definition.
From a planning perspective, party-size desserts are easier to store and transport. One covered pan takes up less space than multiple containers, and the firm set makes it easier to move without damaging the dessert. These practical advantages make large-format marshmallow cream desserts a reliable choice for entertaining.

Flavor Balance at a Larger Scale

Scaling up a dessert requires careful attention to balance. Party Size Marshmallow Cream Desserts are designed so the flavors remain consistent from edge to center. The chocolate layers provide richness and depth, while the marshmallow cream adds sweetness and softness without becoming overpowering.
At a larger scale, it’s important that no single layer dominates. The chocolate is smooth and firm but not hard, and the marshmallow cream stays light and cohesive. This balance ensures that each slice delivers the same experience, regardless of where it’s cut from the pan.
Because the flavors are familiar and approachable, the dessert appeals to a wide range of tastes. This makes it especially suitable for parties, where guests often have different preferences and expectations.

Texture and Structure Expectations

Texture plays a critical role in how party-size desserts are perceived. This recipe is structured to hold clean edges and defined layers even after slicing. The chocolate layers set firmly enough to support the dessert, while the marshmallow layer remains soft without spreading or sagging.
When chilled properly, the dessert slices cleanly and transfers easily to plates. The layers remain intact, and the surface stays smooth rather than sticky. This structural reliability is essential for desserts that may sit out briefly during serving.
The contrast between firm chocolate and soft marshmallow keeps each bite interesting while still feeling controlled. This balance helps the dessert feel polished rather than messy, even in a casual party setting.

Time Breakdown

Prep time: 30 minutes
Chill time: 2 hours
Total time: About 2 hours 30 minutes

Ingredients

  • 3 cups semi-sweet chocolate chips
  • 3/4 cup heavy cream
  • 2 cups marshmallow cream
  • 1 1/2 tsp vanilla extract
  • Pinch of salt
  • Neutral oil or cooking spray for the pan

Kitchen Tools

  • 9×13-inch baking pan
  • Parchment paper
  • Small saucepan
  • Heatproof bowl
  • Spatula
  • Measuring cups and spoons
  • Sharp knife for slicing

Step-by-Step Instructions

  • Line a 9×13-inch baking pan with parchment paper, leaving enough overhang on the sides to lift the dessert out later.
  • Place the chocolate chips in a heatproof bowl.
  • Heat the heavy cream in a small saucepan over low heat until warm but not boiling.
  • Pour the warm cream over the chocolate chips and let sit undisturbed for 2 minutes.
  • Add vanilla extract and a pinch of salt to the bowl.
  • Stir gently until the chocolate is fully melted and smooth.
  • Spread about half of the melted chocolate evenly into the prepared pan to form the base layer.
  • Refrigerate the pan for about 10 to 15 minutes, until the base is set but not fully hardened.
  • Remove the pan from the refrigerator.
  • Spread the marshmallow cream evenly over the chocolate base, using light pressure to avoid disturbing the layer underneath.
  • Spoon the remaining melted chocolate over the marshmallow layer.
  • Smooth the top carefully to create an even surface.
  • Return the pan to the refrigerator.
  • Chill for at least 2 hours, or until the dessert is fully set.
  • Once firm, lift the dessert out of the pan using the parchment paper overhang.
  • Place on a cutting surface and slice into squares or rectangles based on serving needs.

Tips for Clean Serving at Parties

Allow the dessert to chill fully before slicing. Fully set layers are easier to cut and maintain clean edges.
Use a long, sharp knife and wipe it between cuts to keep slices neat and uniform.
If the dessert has been refrigerated for several hours, let it sit at room temperature for 5 minutes before slicing to prevent cracking in the chocolate layer.
Plan portion size based on the type of event. Smaller pieces work well for dessert tables, while larger portions suit plated service.

Serving Ideas for Different Party Styles

Party Size Marshmallow Cream Desserts adapt well to various serving formats. For casual gatherings, you can place the sliced dessert directly on a platter and allow guests to serve themselves. The firm structure makes this easy and mess-free.
For more organized events, pre-slice the dessert and arrange the pieces in neat rows. This creates a clean presentation and speeds up serving.
The dessert also pairs well with other party sweets. Because it’s rich but not overly heavy, it complements cookies, fruit, or lighter desserts on the same table.

Make-Ahead and Storage Notes

This dessert is well suited for make-ahead preparation. You can prepare it the day before an event and store it covered in the refrigerator until ready to serve.
Store leftovers in an airtight container in the refrigerator for up to 4 days. Keeping the dessert chilled helps preserve texture and appearance.
If stacking slices, place parchment paper between layers to prevent sticking and maintain clean surfaces.

Nutrition Table (Approximate Per Serving)

Assumes 24 party-size portions.

NutrientAmount
Calories160
Carbohydrates18 g
Protein2 g
Fat9 g
Fiber1 g
Sugar14 g
Sodium55 mg

Disclaimer: Nutrition facts are estimated using online tools and may vary based on your ingredients and preparation. Please consult a nutritionist for precise dietary advice.

Frequently Asked Questions

How far in advance can I make this dessert for a party?

You can prepare this dessert up to one day in advance and store it covered in the refrigerator. This timing allows the layers to set fully and makes slicing easier on the day of the event.

Can this dessert sit out during a party?

It can sit out for short periods, especially in cooler rooms. For longer events, returning it to the refrigerator between servings helps maintain texture.

Can I cut the dessert into smaller portions?

Yes. The large pan format allows for flexible portioning. Smaller squares work well for dessert tables where guests may want multiple sweets.

Is this dessert suitable for transporting to another location?

Yes. The firm structure makes it easy to transport in the pan or pre-sliced in a container, especially when kept chilled.

Does this recipe work for different types of gatherings?

Absolutely. Its familiar flavors, clean presentation, and flexible portioning make it suitable for casual parties, family gatherings, and larger celebrations.

chocolate marshmallow cream bars with thick whipped filling and glossy ganache topping on a plate

Party Size Marshmallow Cream Desserts

A smiling woman in a modern kitchen, wearing a brown apron, preparing a delicious dish with fresh ingredients.Sorrel Calver
Large-format no-bake marshmallow cream dessert layered with smooth chocolate, designed for parties and easy serving.
Prep Time 30 minutes
Total Time 2 hours 30 minutes
Course Dessert
Cuisine American
Servings 24 pieces
Calories 160 kcal

Equipment

  • 9×13-inch baking pan
  • Parchment Paper
  • Small saucepan
  • Heatproof bowl
  • Spatula
  • Knife

Ingredients
  

Chocolate Layers

  • 3 cups semi-sweet chocolate chips
  • 3/4 cup heavy cream
  • 1 1/2 tsp vanilla extract
  • salt pinch

Filling

  • 2 cups marshmallow cream
  • neutral oil or cooking spray for pan

Instructions
 

  • Line a 9×13-inch baking pan with parchment paper, leaving overhang on the sides.
  • Heat heavy cream until warm, then pour over chocolate chips and let sit for 2 minutes.
  • Add vanilla extract and salt, then stir until smooth.
  • Spread half of the melted chocolate evenly into the prepared pan.
  • Refrigerate for 10 to 15 minutes until the base is set but not fully hardened.
  • Spread marshmallow cream evenly over the chocolate base using light pressure.
  • Spread remaining melted chocolate over the marshmallow layer and smooth the top.
  • Refrigerate for at least 2 hours until fully set.
  • Lift dessert from the pan and slice into serving pieces.

Notes

For clean slices, wipe the knife between cuts and allow the dessert to sit briefly at room temperature before slicing.
Keyword Chocolate Marshmallow Desserts, Desserts for Entertaining, Marshmallow Cream Party Desserts, No Bake Party Desserts, Party Size Marshmallow Desserts

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