This Simple Dark Chocolate Sea Salt tart is a dark chocolate lover’s dream! It’s silky, rich and fudgy, with an intense sea salt dark chocolate filling and a dark chocolate ganache on top. Plus, it doesn’t need to be baked!

It’s much simpler than it looks. With a cookie-based tart crust, creamy chocolate filling, and a shiny dark chocolate ganache, this dessert is always a showstopper, especially for special occasions like a holiday party or weekend brunch.

A touch of flaky sea salt brings out the richness and makes every bite feel balanced and bold.

Whether you’re new to baking or just looking for a chocolate dessert with a big payoff, this tart recipe is a great option. You don’t need any fancy tools: just a tart pan with a removable bottom, a few pantry staples, and a little patience for letting things chill.

Once you taste the smooth chocolate filling with the crisp tart shell, you’ll see why it’s a chocolate lover’s dream.

I used this recipe of Sugared Cranberries, blueberries, blackberries, and pomegranate to decorate it

What is ganache?

Ganache is a smooth, luxurious mixture made by combining hot cream with chopped chocolate, often used in pastries, tarts, and truffles. It was reportedly created in France in the mid-19th century.

Legend has it that a young apprentice accidentally poured hot cream over chocolate, and his chef called him a ganache, a French insult meaning “fool.” But the mistake turned out to be a happy accident: the mixture was rich, glossy, and versatile.

Today, ganache is a staple in both classic and modern desserts, celebrated for its simplicity and ability to elevate any chocolate dish with a smooth, professional finish.

Ingredients

This recipe calls for simple ingredients, found in any grocery store:

Chocolate Sandwich Cookies: These make a quick and tasty base for the tart crust—blend with butter and press into your tart tin.
Dark Chocolate (melted): Adds intensity and helps bind the cookie crumbs into a sturdy crust.
Butter (melted): Binds the crust ingredients together and adds richness.
Sea Salt: A small amount enhances the flavor of both the crust and filling without making it salty.
Dark Chocolate (chopped or chips): The base of the chocolate filling and ganache; use good-quality chocolate for the best results.
Milk Chocolate (chopped or chips): Balances the bitterness of dark chocolate for a smooth, creamy texture.
Ground Coffee: Just a pinch deepens the chocolate flavor without making it taste like coffee.
Heavy Cream: Heats up to melt the chocolate, creating a silky consistency in the tart filling and ganache.
Unsalted Butter (room temperature): Adds a velvety texture to the filling and rounds out the flavor.
Vanilla Extract: Adds warmth and dimension to the chocolate mixture.
Sea Salt or Flaky Sea Salt: Sprinkled on top for a balance of flavor and a bit of texture.
Mixed Berries, Pomegranate, Sugared Cranberries: For topping—adds color, freshness, and a festive look.

Take a look at the recipe card at the bottom of this post for the full recipe.

Add-ons & Substitutions

If you’re short on sandwich cookies, graham crackers or digestive biscuits can also be used for the tart crust.
Not a fan of berries? Try fresh figs, orange slices, or even a dusting of cocoa powder or flaky salt.
If you don’t have a tart pan with a removable bottom, use a flan tin or pie dish lined with parchment paper.

How to Make a Dark Chocolate Tart

Crust:
In the bowl of a food processor, combine your chocolate sandwich cookies, melted dark chocolate, melted butter, and sea salt. Blend until the mixture becomes sandy and holds together when pressed.

Press the mixture evenly across the bottom and up the sides of a 10-inch tart pan with a removable bottom. Use the bottom of a measuring cup to smooth it into an even layer.
Place the tart shell in the refrigerator for 1 to 2 hours to firm up.

Filling
Add the chopped chocolate and ground coffee to a heatproof bowl. Set aside while you prepare the cream mixture.
In a small saucepan, heat the heavy cream over medium heat until it just starts to bubble around the edges—don’t let it boil.

Pour the hot cream over the chocolate and cover the bowl. Let it sit undisturbed for 4 to 5 minutes.

Stir gently with a wooden spoon or spatula until smooth. Add room-temperature butter, vanilla extract, and sea salt, and stir until fully incorporated.

Pour the chocolate filling into the chilled tart crust. Smooth out the top with a spatula and refrigerate for at least 4 hours, or until set.

Ganache
Place your chopped dark chocolate into a clean heatproof bowl.
Heat the heavy whipping cream in a small saucepan over medium-low heat. Once it starts to gently simmer, remove from heat and pour over the chocolate.

Let the mixture sit for 4 to 5 minutes before stirring. Stir until glossy and smooth.

Let it cool slightly, then pour ganache over the chilled tart filling in an even layer.
Top with berries, pomegranate seeds, or sugared cranberries. Refrigerate until serving.

Expert Tips

Press the tart crust firmly into the edges of your tart pan for a clean look and easy removal.
Use room temperature butter in the filling to prevent lumps and ensure a smooth texture.
Let each layer set completely before adding the next for clean, defined layers.
When pouring the hot cream, don’t rush—give the chocolate a few minutes to melt before stirring.
If the ganache splits or looks greasy, add a splash of warm cream and stir slowly until smooth again.
For clean slices, use a sharp knife dipped in hot water and wiped dry between cuts.

Frequently Asked Questions

Can I make this tart ahead of time?

Yes, this tart is perfect for prepping ahead. You can make it a full day in advance and keep it chilled until serving.

How should I store it?

Store your tart in the refrigerator, loosely covered with plastic wrap or in an airtight container. It will stay fresh for 3–4 days.

Can I freeze this tart?

Yes, freeze the fully assembled tart (without fresh fruit) wrapped in plastic wrap and foil for up to one month. Thaw overnight in the fridge.

What helps the tart filling set properly?

The balance of chocolate, cream, and butter—along with adequate chill time—helps the filling become firm yet creamy.

Can I use a different kind of chocolate?

You can use all dark or all milk chocolate, but the mix offers a balanced flavor that’s not too bitter or too mild.

Why is sea salt added to a chocolate dessert?

A little sea salt enhances the richness of the chocolate and balances the overall sweetness. It’s all about contrast.

What’s the easiest way to know the tart is set?

After chilling, gently touch the center of the tart with a clean finger. It should feel firm with a slight give—like a soft truffle. If it’s still very soft or wobbly, give it another hour in the fridge.

How do I fix it if my mixtures separate when making the tart filling?

If your mixture separates and becomes oily (it happened to me the first time!), let it cool and then mix it with a food processor. Pour a bit of whipping cream while the processor is still running, until the mixture looks like a smooth mixture again

What toppings can I use if cranberries aren’t in season?

If cranberries aren’t in season, you have plenty of beautiful and tasty options to top your tart: pomegranate arils, fresh raspberries or strawberries, candied orange peel, or chocolate curls and shavings.

Take a look at the links below for more Christmas-inspired recipes, or click this link for more tart recipes.