Hot Chocolate Cupcakes

Featured in Sweet Treats You'll Actually Make Twice.

Turn hot cocoa into a dessert with moist chocolate cupcakes, a marshmallow-based frosting, rich chocolate sauce, and a sprinkle of mini marshmallows.

A woman wearing a chef's hat and apron.
Updated on Sat, 19 Apr 2025 00:30:24 GMT
Close view of moist chocolate cupcake topped with creamy frosting, chocolate drizzle, and marshmallows surrounded by more cupcakes and chocolate pieces on a dark background. Pin it
Close view of moist chocolate cupcake topped with creamy frosting, chocolate drizzle, and marshmallows surrounded by more cupcakes and chocolate pieces on a dark background. | cookbybook.com

I've tweaked these winter cocoa cupcakes for years, and they're my go-to cold weather baking project. Trust me, when you combine the velvety chocolate base with fluffy marshmallow topping and that warm cocoa drizzle, it's something special. My whole house fills with the most comforting smell whenever I bake these - like walking into the warmest, coziest hot cocoa café.

What Makes These So Delightful

The best thing about these cupcakes is how adaptable they are. They work perfectly with gluten-free or dairy-free swaps without losing their charm. They're impressive enough for your holiday gatherings but easy enough for a random Wednesday night treat. There's something about that hot cocoa flavor that brings back the best childhood memories.

Your Ingredients List

  • Butter: Get it nice and soft at room temperature so it mixes smoothly with other stuff.
  • Flour: Grab cake flour for extra softness or make your own with the cornstarch trick.
  • Baking Powder: This makes your cupcakes rise properly.
  • Cocoa Powder: Pick Dutch-process or regular unsweetened for that rich chocolate kick.
  • Sugar: Regular granulated for the cake part and powdered for your topping.
  • Oil: Any plain one works - canola, sunflower, or try olive oil for a different twist.
  • Eggs: Big ones, left out till room temp so they blend better.
  • Sour Cream: Don't have it? Greek yogurt works great too.
  • Hot Chocolate Powder: Save this for the topping, not the cake mix.
  • Marshmallow Fluff: Gives your frosting that toasty, sweet taste.

Let's Get Baking

Mix Your Dry Stuff
Stir flour, cocoa, sugar, baking powder and salt together until completely combined.
Blend Your Wet Stuff
Stir oil, eggs and vanilla until you get a smooth mix, then add in your sour cream and milk.
Load Your Cupcake Tins
Put about 50-55 grams of mix in each paper liner, filling them about two-thirds full.
Pop Them in the Oven
Cook at 350°F (175°C) for 16-18 minutes, and check they're done by lightly touching the tops.
Make Your Topping
Whip butter with powdered sugar and marshmallow fluff until it's creamy. Try toasting the fluff first if you want.
Put Everything Together
Swirl topping onto cooled cupcakes, add hot cocoa drizzle, and top with tiny marshmallows.

Insider Tricks

I swear by the reverse creaming trick for these cupcakes as it creates the softest texture you can imagine. I always weigh my ingredients on a scale and everything turns out perfectly. And please don't try cutting down the sugar in the cake part - it's not just for sweetness but also helps create the right texture.

Storage Secrets

Your cupcakes will stay nice and moist for about 3 days if you keep them in a sealed container on your counter. Need them to last longer? Stick them in your fridge or freezer. Just remember to let the frozen ones warm up before you eat them - they taste way better at room temperature.

Questions I Get Asked

Folks always ask if they can make these ahead of time - and yes, you totally can! Bake them up to two days before your event. When I'm using just one pan, I let the extra batter sit on the counter while the first batch cooks. You'll know they're done when you lightly poke the top and it springs back up.

Fun Variations

Sometimes I swap the marshmallow frosting for chocolate ganache or add some caramel on top. During Christmas, I love adding smashed candy canes as decoration. You can really play around with these and they never disappoint.

Great Companions

Try these cupcakes with a mug of spicy chai or traditional hot chocolate. When friends come over, I'll put them out with s'mores bars or peppermint bark for a winter dessert table that everyone can't stop talking about.

A chocolate cupcake with vanilla buttercream swirls, chocolate sauce dripping down, and chocolate pieces scattered on top, presented on a dark slate with white chocolate chunks nearby. Pin it
A chocolate cupcake with vanilla buttercream swirls, chocolate sauce dripping down, and chocolate pieces scattered on top, presented on a dark slate with white chocolate chunks nearby. | cookbybook.com

Frequently Asked Questions

→ Why add milk alongside sour cream?

The sour cream keeps everything soft and decadent while milk balances the batter texture.

→ Can you toast the fluff?

Totally! Use a kitchen torch to lightly toast the marshmallow layers before combining for even more flavor.

→ What about oven settings—conventional vs convection?

Convection needs more heat since the oven’s fan moves air. If you’re using a regular oven, lower the temperature a bit.

→ When are they ready to pull out?

Press a cupcake’s middle lightly. If it bounces back, they’re done. Should take about 16-18 minutes.

→ Could I prepare them a day early?

Yes, bake them in advance. Add the hot chocolate drizzle and marshmallows at the last minute to keep them looking fresh.

Hot Chocolate Cupcakes

Soft chocolate cakes with creamy marshmallow frosting, cocoa drizzle, and tiny marshmallows—a cozy treat inspired by hot cocoa.

Prep Time
20 Minutes
Cook Time
18 Minutes
Total Time
38 Minutes
By: Susan

Category: Desserts

Difficulty: Intermediate

Cuisine: American

Yield: 14 Servings (14 cupcakes)

Dietary: Vegetarian

Ingredients

01 1 cup superfine white sugar.
02 2 teaspoons of baking powder.
03 1/2 teaspoon fine sea salt.
04 1/2 cup of plant-based oil.
05 2 large eggs, brought to room temp.
06 1/2 cup chilled sour cream.
07 1 cup unsalted butter, softened.
08 2 and 1/2 cups icing sugar.
09 1 teaspoon of pure vanilla.
10 2 hot cocoa sachets.
11 2 tablespoons of warm water.
12 1/2 cup milk left at room temperature.
13 1/2 cup cocoa powder, no sugar added.
14 1 and 1/4 cups plain white flour.
15 1 cup marshmallow cream.

Instructions

Step 01

Heat the oven to 350°F if it’s convection or 325°F if not. Pop paper liners into your tin.

Step 02

Mix your dry things together. Stir in the oil, eggs, sour cream, and milk until smooth.

Step 03

Pour batter into the liners, filling them about 2/3 up. Bake for 16-18 minutes until spongy when pressed. Let them cool completely.

Step 04

Whip butter until it’s light. Add the icing sugar, then mix in the marshmallow cream and vanilla.

Step 05

Stir up the hot chocolate sauce. Frost the cupcakes, then drizzle the sauce and toss on some marshmallows.

Notes

  1. Torch the marshmallow topping for a roasted touch.
  2. Convection ovens bake at lower heat than conventional ones.

Tools You'll Need

  • Cupcake or muffin tray.
  • Hand or stand mixer.
  • Frosting bag or piping tool.

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.
  • Contains dairy.
  • Contains eggs.
  • Contains gluten.

Nutrition Facts (Per Serving)

It is important to consider this information as approximate and not to use it as definitive health advice.
  • Calories: 391
  • Total Fat: 24 g
  • Total Carbohydrate: 40 g
  • Protein: 4 g