Christmas Coal Candy (Carbon Dulce)

Christmas Coal Candy – perfect for your ‘naughty’ list but sweet enough for the nice list, too. These sweet, crumbly candies looks like lumps of coal for a playful holiday treat.

We’ve all met a few people who might deserve a lump of coal from Santa, and I’m not talking about the sweet candies I’m posting here! This Christmas Coal Candy is a playful way to surprise friends or family with a “naughty” stocking stuffer that’s completely edible and utterly festive.

The candy looks like real coal but is sweet and crumbly, with an unexpected texture that makes it fun to bite into. I first found this recipe on one of my favorite sites, (now defunct) Fragrante Delicia, and adapted it while adding my own tips.

Why You’ll Love This Candy

• Playful presentation: Perfect for stockings, table favors, or a fun white elephant gift.
• Sweet and crunchy: The candy has a hard exterior but a slightly crumbly texture that melts in your mouth.
• Interactive fun: Pair a chunk with a tiny hammer for a playful “break your own coal” moment.

A Small Learning Curve

My first batch failed because I overcooked the sugar. The result was a shiny, black block that looked beautiful but was impossible to eat! On the second attempt, I paid close attention to visual cues while cooking, which made all the difference. I’ve outlined these in the recipe. Cooking candy requires patience, but the payoff is worth it – especially when you get to play a holiday trick on friends and family.

One key point to watch for in this step is the consistency of your mixture. If there isn’t enough powdered sugar, the batter will be too runny and won’t hold its shape. To test, pick up some of the mixture with your whisk – it should cling and fall in thick, heavy pieces back into the bowl, If it drips too freely, gradually add a little more powdered sugar until it reaches this stiff, workable consistency. Getting this right ensures the candy sets properly and achieves that crumbly, coal-like texture we’re aiming for.

Tips for Success

• Watch the sugar carefully: Candy can go from perfect to overcooked quickly. Use a thermometer and pay attention to the grainy stage.
• Achieve deep black color: Gel food coloring works best. Otherwise, your candy may appear purplish.
• Black Cocoa Alternative: Swap in 1/2 cup of black cocoa powder for 1/2 cup of the powdered sugar. This will give the candy a deep cocoa flavor.
• Use parchment paper: Ensures easy removal and prevents sticking.
• Presentation matters: Burlap pouches, red ribbons, and tiny hammers make the candy festive and fun.
• Timing is key: Have all tools ready before cooking; the candy sets quickly.
• Storage: Keep in an airtight container at room temperature to preserve texture. Avoid humidity.

I’ve yet to see a more convincing coal candy than this, and most store-bought options are disappointing. (I’m looking at YOU Sour Patch Kids Coal Candy!)

Is there anything better than faking out your friends and family at holiday gatherings?  I think not.  I hope you’ll cook up a batch of your own for the ultimate “naughty” stocking-stuffer.

Related recipe: Glittering Pretzel Wands

Christmas Coal Candy (Carbon Dulce)

Heather Baird

Christmas Coal Candy is a fun and festive holiday treat that looks like lumps of coal but is sweet, crumbly, and totally edible. Perfect for stockings, holiday parties, or as a playful gift, this candy combines simple ingredients like sugar, egg whites, and black gel food coloring to create a striking, black candy that’s whimsical and sweet.

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Prep Time 15 minutes mins

Cook Time 15 minutes mins

Total Time 30 minutes mins

Course Dessert

Cuisine American, Holiday

Servings 16

Ingredients

 

US CustomaryMetric

 

1x2x3x

• 1 egg white
• 1 1/2 cups powdered sugar divided (plus extra if needed)
• 2 teaspoons black gel food coloring Wilton brand recommended
• 1/2 tsp lemon juice
• 3 cups granulated sugar
• 1/4 cup water

Instructions

 

• In a medium bowl, whisk together 1 cup powdered sugar, egg white, black gel food coloring, and lemon juice.
• Gradually whisk in remaining 1/2 cup powdered sugar until mixture is very stiff. It should cling to the whisk and fall in thick pieces. Add extra powdered sugar if needed. Set aside.
• Line an 8×8-inch heatproof pan with parchment paper.
• In a large non-stick saucepan, combine granulated sugar and water. Stir and mash until the mixture resembles wet sand.
• Insert a candy thermometer and cook until 258–260°F. The mixture will look grainy and may lightly brown — this is normal.
• Carefully stir in the egg white/powdered sugar mixture with a heat-proof spoon (do not whisk). Mixture may foam.
• Pour into the prepared pan and let harden completely.
• Break into chunks using a chisel and hammer for best results.

Notes

Ensure a deep black color with gel food coloring; otherwise, candy may appear purplish. You can also replace 1/2 cup of the powdered sugar for black cocoa powder (available for purchase online).

Use parchment paper for easy removal. Small burlap pouches and red ribbons make festive presentation simple.

Pair a chunk with a tiny hammer for a playful holiday gift.

Store in an airtight container at room temperature to preserve crumbly texture; avoid humidity.

Tried this recipe?Let us know how it was!