Creamy Crockpot Hazelnut Hot Chocolate

Indulge in this rich and velvety hazelnut hot chocolate made effortlessly in your slow cooker. Perfect for cozy evenings, this decadent treat combines creamy milk, chocolate, and hazelnut spread into one irresistible beverage.

By EasyCooks Kitchen

Published October 8, 20268 min read

Total time: 2 hrs 5 mins

Prep: 5 mins
Cook: 2 hrs

Serves: 6; Makes 6 mugs
Cuisine: American
Calories: 380; per serving, estimated

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A steaming white ceramic mug filled with rich hazelnut hot chocolate topped with whipped cream.

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Transform simple pantry staples into a luxurious, cafe-quality beverage with this effortless slow cooker method. This hazelnut hot chocolate recipe brings together the deep, comforting flavors of premium cocoa and creamy hazelnut spread in one convenient pot, making it the ideal centerpiece for cold winter evenings, holiday gatherings, or simply treating oneself after a long day of work.

This recipe relies on the gentle, consistent heat of a slow cooker to slowly melt chocolate chips and hazelnut spread into a base of rich cream and milk. By avoiding high-heat stovetop methods, the risk of scorching the delicate chocolate is eliminated, resulting in a silky, smooth texture that is consistent from the first cup to the last. It is a foolproof way to prepare a sophisticated drink for a crowd without needing to stand at the stove, allowing the slow cooker to do all the heavy lifting while the flavors meld perfectly over time.

The appeal

Why you’ll love it

The slow cooker method provides a steady, low-temperature environment that is ideal for melting chocolate and hazelnut spread without the risk of seizing or burning. This gentle approach ensures that the fats in the cream and the cocoa butter in the chocolate emulsify slowly, creating a luxurious mouthfeel that is difficult to replicate with faster, higher-heat heating methods found on a kitchen range.
By combining all ingredients at the start, the flavors have sufficient time to marry, resulting in a more complex and balanced beverage. The constant, even heat distribution of the ceramic insert prevents hot spots, ensuring that every serving is consistent. This hands-off technique is particularly effective for entertaining, as it keeps the drink at an ideal serving temperature for an extended period, allowing guests to serve themselves at their leisure.

What you need

Ingredients

4 ingredients

Servings

Makes 6 mugs.

1/2 cup hazelnut spread
1 cup heavy cream
1 cup chocolate chips
4 cups whole milk

Contains:

Milk
Tree nuts

Tools

Equipment

Slow cooker
Measuring cups
Ladle
Whisk

Swaps

Substitutions

Instead ofWhole milk
UseAlmond milk or oat milk for a slightly different flavor profile and texture.
Instead ofChocolate chips
UseFinely chopped semi-sweet or dark chocolate bars of equal weight.

Good to know

Notes

Select high-quality chocolate chips for the best flavor outcome, as the quality of the chocolate is the primary driver of the final taste. If preferring a less sweet beverage, use dark chocolate chips with a higher cocoa percentage. Ensure the hazelnut spread is at room temperature before adding to the slow cooker to help it integrate more quickly with the other liquids during the initial heating phase.

While a standard 6-quart slow cooker works well for this recipe, any size will suffice provided the ingredients are scaled accordingly. A whisk is the essential tool for this preparation; it helps break up any clumps of hazelnut spread or chocolate that may settle at the bottom of the pot. Avoid using metal utensils if the slow cooker insert has a non-stick coating to prevent scratching the surface.

Prep

Before you start

Ensure the slow cooker is placed on a stable, heat-resistant surface near an electrical outlet. Gather all ingredients and measure them accurately before starting. If the kitchen is particularly cold, allow the milk and cream to sit on the counter for a few minutes to take the chill off, though this is not strictly necessary. Verify that the slow cooker lid fits securely to prevent heat loss during the cooking process. Have a ladle and mugs ready for serving as soon as the drink is prepared.

Step by step

Method

3 steps

Phase 1

Initial Preparation

Step 1: Combine ingredients
Place the hazelnut spread, heavy cream, chocolate chips, and whole milk into the ceramic insert of the slow cooker. Ensure all ingredients are added together to allow them to melt and blend properly during the heating process.
You’ll need: hazelnut spread · heavy cream · chocolate chips · whole milk
Look for: The slow cooker insert should contain all the ingredients stacked or poured inside.
Tip: Use a silicone spatula to scrape every bit of hazelnut spread from the measuring cup.

Checkpoint

At the start of the process, the ingredients will appear as distinct layers within the slow cooker. The hazelnut spread will be thick at the bottom, topped with the chocolate chips and the liquid milk and cream. Ensure that the slow cooker is plugged in securely and that the lid is placed tightly on top to begin the heating phase correctly.

Phase 2

Slow Heating Phase

Step 2: Slow cook the mixture
Cover the slow cooker with the lid and set it to low heat. Allow the mixture to cook for approximately 2 hours, stirring occasionally with a whisk to ensure the chocolate and hazelnut spread are fully incorporated into the milk and cream.
You’ll need: hazelnut spread · heavy cream · chocolate chips · whole milk
Look for: The mixture should be uniformly melted, smooth, and steaming hot.
Tip: Keep the lid on as much as possible to maintain consistent internal heat throughout the cooking cycle.

Checkpoint

During the cooking phase, the mixture will gradually transform into a unified, rich liquid. By the midpoint, the chocolate and hazelnut spread will have softened significantly. Check the contents by lifting the lid briefly to whisk the mixture; it should look smooth and begin to emit a rich, chocolatey aroma that fills the kitchen as the ingredients fully integrate.

Phase 3

Serving Readiness

Step 3: Serve the hot chocolate
Once the mixture is smooth and heated through, turn off the slow cooker. Ladle the hot chocolate into mugs. Serve immediately while it is still warm and fragrant, optionally topped with whipped cream if desired.
You’ll need: whole milk
Look for: The hot chocolate should have a glossy, thick consistency.
Tip: Whisk the mixture one last time before ladling to ensure the texture is perfectly consistent.

Checkpoint

By the end of the cooking time, the hot chocolate will have a uniform, glossy appearance and a rich, velvety consistency. The mixture should be steaming and fragrant. Before serving, give the pot a final, thorough whisk to ensure that no ingredients have settled at the bottom, then proceed to ladle the drink into waiting mugs.

Doneness

How to tell it’s done

The hot chocolate is considered done when the chocolate chips and hazelnut spread are completely melted and the mixture is thoroughly combined into a uniform, glossy liquid. There should be no visible lumps or streaks of unmelted ingredients. The beverage should be hot to the touch, with steam rising from the surface, indicating it has reached an appropriate temperature for serving. If a thermometer is used, the liquid should register around 160°F (71°C) for a hot, comforting drinking experience.

Avoid these

Common mistakes

A common mistake is failing to stir the mixture occasionally, which can lead to ingredients settling at the bottom and potentially sticking. Always ensure the slow cooker is set to low heat; using the high setting can cause the dairy to curdle or the chocolate to separate. Overfilling the slow cooker can also lead to spills, so ensure there is adequate headspace for the liquid to expand slightly as it heats up. Avoid adding cold mix-ins once the drink is already hot.

Better results

Tips

Tip 1
For an extra festive touch, consider topping each mug with a dollop of fresh whipped cream or a dusting of cocoa powder. If the beverage is being served over a long duration, keep the slow cooker on the 'warm' setting to maintain the ideal temperature. Stirring occasionally even while on the 'warm' setting helps maintain the silky texture of the drink and prevents a skin from forming on the surface.
Tip 2
Experiment with subtle flavor enhancements by adding a small pinch of sea salt to balance the sweetness of the chocolate and hazelnut. Alternatively, a tiny splash of vanilla extract can deepen the flavor profile. These additions should be stirred in during the final thirty minutes of cooking to ensure they fully infuse the liquid without becoming overpowering. Always adjust these additions to personal preference after tasting a small amount.

Make it yours

Variations

Spiced Hazelnut Cocoa

Add a half teaspoon of ground cinnamon and a pinch of nutmeg to the slow cooker at the beginning. These warming spices complement the hazelnut notes beautifully and provide a more complex, cozy flavor profile that is perfect for chilly weather.

Dark Chocolate Hazelnut

Substitute the standard chocolate chips with high-quality dark chocolate chips containing at least 60% cocoa. This variation results in a more intense, less sweet chocolate experience that highlights the richness of the hazelnut spread without being overly sugary.

On the table

Serving suggestions

Serve the hazelnut hot chocolate in sturdy ceramic mugs that retain heat well. Providing a small spoon with each mug allows guests to stir the drink if any separation occurs. For a more elaborate presentation, accompany the mugs with a side of hazelnut-flavored biscotti or shortbread cookies, which complement the nutty notes of the drink and provide a satisfying crunch that contrasts with the smooth, creamy texture of the hot chocolate.

The drink is best enjoyed when served warm but not boiling. If the hot chocolate is too hot, allow it to sit in the mug for a minute or two before consuming. Providing a variety of toppings like whipped cream, chocolate shavings, or even a cinnamon stick can add visual appeal and extra flavor layers. Ensure that all garnishes are prepared and ready to go before the hot chocolate is ladled out to keep the service smooth and efficient.

Leftovers

Storage & make-ahead

Fridge: Store in an airtight container in the refrigerator for up to 3 days.
Freezer: Freezing is not recommended as the dairy components may separate upon thawing.
Reheat: Gently reheat on the stovetop over low heat, whisking constantly, or use the microwave in short bursts, stirring between each interval until warm.

Allow any leftover hot chocolate to cool to room temperature for no more than two hours before transferring it to an airtight container. Once cooled, place the container in the refrigerator. The drink can be stored for up to three days. Ensure the container is sealed tightly to prevent the chocolate from absorbing any odors from other items stored in the refrigerator, which can alter the delicate flavor profile over time.

Make ahead

This recipe is excellent for making ahead of time. You can prepare the mixture in the slow cooker and keep it refrigerated in the ceramic insert, then simply place it into the slow cooker base and heat it on low when ready to serve. This makes it an incredibly convenient option for hosting, as it requires minimal attention once the heating process begins, freeing up time for other tasks.

Questions

Frequently asked questions

Can this be made on the stovetop instead of a slow cooker?

Yes, it can be prepared on the stovetop. Combine all ingredients in a heavy-bottomed saucepan over low heat. Whisk continuously until the chocolate and hazelnut spread are completely melted and the mixture is heated through. Be careful not to let the milk boil, as this can cause it to scorch.

How can the consistency be adjusted if it is too thick?

If the hot chocolate is thicker than preferred, simply whisk in an additional half-cup of milk or cream until the desired consistency is reached. Add the liquid gradually to ensure the drink does not become too thin, as the chocolate will naturally thicken the mixture as it cools slightly.

Is it possible to use plant-based milk?

Yes, plant-based milks like almond or oat milk can be used. Note that different plant milks have varying fat contents and flavors, which will influence the final texture and taste of the hot chocolate. Choose a barista-style version if available, as these are formulated to be creamier and more stable under heat.

Everything in one place: the recipe card below gathers the ingredients, steps and estimated nutrition, ready to print.

Recipe card