Easy Double Chocolate Marshmallow Treats

If you love chocolate and a little nostalgic marshmallow goo, these Easy Double Chocolate Marshmallow Treats are your ticket back to the best parts of childhood with grown-up chocolate vibes. Think fudgy melted chocolate, crunchy cereal or shortbread base (your call), and pillowy marshmallows that get slightly toasted on top — pure messy comfort in squares.

My husband practically demands these whenever we need a “family morale booster.” I make a pan, set it on the counter, and it’s like Pavlov’s kitchen: little feet appear, phones get abandoned, and someone inevitably scoops a warm corner with a finger. We once brought a pan to a neighbors’ BBQ and came home with an empty dish and a handwritten demand for the recipe. Now it’s our unofficial holiday bribe-dessert.

Save

Kitchen Talk

MORE EASY DESSERT RECIPES...

DESSERT

Chocolate Chip Zucchini Muffins Recipe

DESSERT

No Bake Pumpkin White Chocolate Mousse Cake

DESSERT

Chocolate Peppermint Layer Cake

DESSERT

Chocolate Walnut Pie Recipe

I’ll be honest: the first time I tried this, I over-toasted the marshmallows because I got distracted scrolling through a friend’s vacation pics. It still tasted great, just looked like a small bonfire. Now I hover a little more, sing slightly less, and use the broiler for 10–20 seconds max. Also — I once swapped in peanut butter chips because we were out of semisweet, and it added this nutty richness that made everyone pause mid-bite. Not traditional, but 10/10 would do again.

Shopping Tips

– Baking Basics (Flour/Sugar/Leaveners): If your base uses cookie crumbs or a shortbread layer, pick a sturdier biscuit for better texture — graham crackers or digestive-style cookies are great.
– Fats & Oils: Use real butter if you can; it gives that silky mouthfeel. Margarine will work in a pinch but won’t be as rich.
– Chocolate: Go for a good-quality semisweet or bittersweet bar for melting, and toss in a handful of chips for texture — bittersweet keeps it from tasting too sweet.
– Sweeteners: For the marshmallow topping, standard store-bought marshmallows are fine; avoid mini marshmallows labeled “air-puffed” if you want a chewier finish.
– Nuts & Seeds: Optional add-in — toast walnuts or pecans for a great crunch, but buy them fresh and fragrant, not the stale bins at discount racks.

Prep Ahead Ideas

– Make the chocolate base a day ahead and keep it wrapped in the fridge; bring to room temp before adding marshmallows so it warms evenly.
– Toast and store any nuts separately in an airtight container to keep them crunchy.
– Pre-measure chocolate chips and marshmallows into small bowls so assembly is fast — great for dessert emergencies.

Save

Time-Saving Tricks

– Use the microwave to melt chocolate in short bursts (15–20 seconds), stirring between, instead of a double boiler.
– Buy mini marshmallows to save on cutting or pressing big ones into place.
– Use a lined baking pan for easy removal — no waiting, no prying sticky squares off the tin.

Common Mistakes

– Over-broiling the marshmallows: they go from toasty to charcoal in seconds — watch them like a hawk.
– Melting chocolate too hot: scorched chocolate gets grainy. If it seizes, stir in a little warm cream or butter to smooth it out.
– Putting marshmallows on an ice-cold base: they won’t stick well. Let the pan warm slightly or press gently so everything bonds.

What to Serve It With

– A big mug of milk or espresso — chocolate needs drinks that can keep up.
– Fresh berries or a simple citrus salad to cut the richness.
– Vanilla ice cream for a warm-pan/scoop contrast.
– For something quirky, serve with salted potato chips on the side for crunch and salt-sweet magic.

Tips & Mistakes

– Warm the pan slightly before topping so marshmallows adhere better.
– If chocolate looks grainy, add a splash of cream and whisk to salvage it.
– Salt is your friend — a tiny sprinkle of flaky salt on top balances the sweetness.

Storage Tips

Store leftovers in an airtight container at room temp for 1–2 days; refrigeration will firm them up and is fine but expect the marshmallows to be chewier. Cold squares are oddly delightful for breakfast if you’re into chocolate before coffee — no shame here.

Save

Variations and Substitutions

– Dark chocolate swap if you want less sweetness; milk chocolate if you want kid-friendly goo.
– Add a swirl of peanut butter or Nutella before the marshmallows for a nutty twist.
– For gluten-free: use gluten-free cookies or a nut crust as the base.
– Skip nuts if someone’s allergic — extra chocolate chips work as a replacement.

Frequently Asked Questions

Easy Double Chocolate Marshmallow Treats

Chewy, extra-chocolatey marshmallow cereal bars packed with cocoa and melty chips. No-bake, quick, and perfect for sharing.

Pin This Recipe For Later! Share The Yum On Facebook Print

Prep Time: 10 minutes minutes

Cook Time: 10 minutes minutes

Total Time: 20 minutes minutes

Servings: 16

Ingredients

 

1x2x3x

Main Ingredients

• ▢ 4 tbsp unsalted butter
• ▢ 10 oz mini marshmallows for melting
• ▢ 2 tbsp unsweetened cocoa powder
• ▢ 1 tsp pure vanilla extract
• ▢ 0.25 tsp fine sea salt
• ▢ 5.5 cup crisp rice cereal
• ▢ 0.75 cup semi-sweet chocolate chips
• ▢ 1 cup mini marshmallows fold in at the end
• ▢ 1.5 oz chocolate, melted for drizzling
• ▢ 1 tbsp sprinkles optional

Instructions

Preparation Steps

• Line an 8-inch square pan with parchment and lightly butter the paper.
• Melt the butter in a large pot over medium-low heat.
• Whisk in the cocoa until smooth and fragrant.
• Add 10 oz mini marshmallows and stir until fully melted and glossy.
• Remove from heat; stir in vanilla and salt.
• Fold in the cereal until every piece is coated.
• Gently mix in chocolate chips and the reserved cup of mini marshmallows.
• Press the mixture firmly into the pan with a greased spatula.
• Microwave drizzle chocolate until smooth, 20 to 30 seconds; drizzle over top and add sprinkles.
• Cool until set, about 30 minutes, then cut into 16 squares.

Notes

Try swapping half the cereal for chocolate-flavored crisp rice for an even deeper cocoa hit. For a flavor twist, swirl 2 tablespoons warmed peanut butter over the top before drizzling with chocolate. Store bars airtight at room temperature for up to 3 days.

This recipe is an original creation inspired by classic Easy Double Chocolate Marshmallow Treats flavors. All ingredient ratios and instructions are independently developed.