Raspberry Chocolate Tart with Buttery Crust

Table of Contents

A crisp golden shell, jammy raspberries, and satin-smooth dark chocolate give this raspberry chocolate tart its sharp, buttery, bittersweet contrast. The fruit layer is thick enough to stay put beneath the ganache, while fresh berries on top add juicy acidity without turning the filling watery. This is a true pastry tart rather than a raspberry cheesecake or chocolate cream pie, so every slice has a firm crust, concentrated fruit, and dense ganache that softens on the tongue.

I fully blind-bake the shell until the base is evenly golden, then cook the raspberries with cornstarch until the filling bubbles and leaves a clear trail across the saucepan. Those two moisture-control steps matter: a pale shell absorbs fruit juice, and undercooked starch can release liquid after chilling. I also let the ganache cool slightly before pouring, which protects the raspberry layer and helps the finished tart set into tidy slices without losing its silky texture.

Raspberry chocolate tart with silky dark chocolate ganache, fresh raspberries, and a crisp golden pastry shell.

Why This Raspberry Tart Turns Out So Good

The pastry shell is fully blind-baked before filling, so it stays crisp beneath both the raspberry layer and the cream-based ganache.
Cornstarch is dispersed in sugar before it meets the raspberries, preventing dry starch pockets and producing an evenly thickened fruit filling.
The raspberry mixture cooks until it bubbles throughout, which activates the starch and evaporates excess water that could soften the crust.
A higher proportion of dark chocolate to cream creates a ganache that remains silky at serving temperature but sets firmly enough for clean slices.
Cooling the shell, raspberry filling, and ganache at the correct stages keeps the layers distinct instead of melting them into one muddy filling.

Ingredient Notes for Raspberry Chocolate Tart with Silky Ganache

All-purpose flour: Its moderate protein level provides enough structure for clean tart slices without making the shell tough. Weigh it if possible, and avoid packing flour into a measuring cup.
Confectioners’ sugar: The fine sugar dissolves readily into the pastry and limits coarse air pockets, giving the baked shell a tender, close texture rather than a flaky pie-crust texture.
Unsalted butter: Cold butter controls pastry spread, while room-temperature butter blends smoothly into the ganache. Keeping these two portions at their specified temperatures is important.
Egg yolk and cream: Egg yolk adds fat, color, and binding protein to the crust. A small amount of cream supplies just enough water to bring the dough together without encouraging excess gluten.
Raspberries: Fresh or frozen berries work in the cooked layer, but frozen fruit should not be thawed first. Use fresh, dry berries on top because thawed berries release too much juice.
Cornstarch: This starch binds free raspberry juice once the filling reaches a full bubble. Mixing it thoroughly with the granulated sugar before cooking reduces clumping.
Dark chocolate: Chocolate containing 60 to 70 percent cacao balances the sweetened fruit and creates a reliable ganache texture. Chop bars finely so the hot cream can melt them without aggressive stirring.

My Frosting and Filling Tips

Do not stretch the pastry while lining the pan. Stretched dough contracts in the oven, causing low sides that cannot contain the full filling.
Use enough pie weights to reach the top edge of the crust. A thin scattering on the base will not support the sides during blind-baking.
Cook the raspberry filling for a full minute after it bubbles throughout. A few bubbles at the pan’s edge do not indicate that all the cornstarch has gelatinized.
Keep water away from the chocolate bowl and utensils. Even a small amount can make melted chocolate seize into a grainy mass.
For the cleanest portions, warm the knife under hot water, dry it completely, and use one decisive downward cut rather than sawing through the ganache.

Ingredients for Raspberry Chocolate Tart

190 g all-purpose flour (For the pastry shell)
55 g confectioners’ sugar (Sift if visibly lumpy)
2 g fine sea salt (About 1/4 teaspoon)
113 g unsalted butter (Cold and cut into 1/2-inch cubes)
1 large egg yolk (About 18 g)
15 g heavy cream (Cold, for the pastry dough)
300 g raspberries (Fresh or frozen, for the cooked filling)
65 g granulated sugar (For the raspberry filling)
12 g cornstarch (About 1 1/2 tablespoons)
15 g fresh lemon juice (About 1 tablespoon)
250 g dark chocolate (60 to 70 percent cacao, finely chopped)
220 g heavy cream (For the ganache)
28 g unsalted butter (At room temperature and cut into small pieces)
125 g fresh raspberries (Dry and unblemished, for topping)

How to Make Raspberry Chocolate Tart

STEP 1). Make the sweet pastry dough Combine the flour, confectioners’ sugar, and salt in a food processor, then pulse briefly to distribute them. Add the cold butter and pulse until the mixture resembles coarse sand with a few pea-size pieces remaining. Add the egg yolk and cold cream, then pulse just until moist clumps hold together when pressed. Do not process the dough into a smooth ball, since excess mixing develops gluten. Turn it onto the counter, press it into a 1-inch-thick disk, and wrap tightly.
STEP 2). Chill, roll, and line the tart pan Refrigerate the wrapped dough for 60 minutes, until firm but still flexible. Set a 9-inch removable-bottom tart pan on the counter. On a lightly floured surface, roll the dough into an 11-inch round about 1/8 inch thick, turning it frequently to prevent sticking. Ease it into the pan without stretching, press it into the corners, and trim the rim flush. Patch any cracks with scraps, dock the base lightly with a fork, and freeze the lined pan for 20 minutes.
STEP 3). Prepare the shell for blind-baking While the shell freezes, position a rack in the lower third of the oven and preheat to 375°F or 190°C. Place the tart pan on a rimmed baking sheet for stable handling. Crumple a sheet of parchment, flatten it, and fit it closely against the frozen pastry. Fill the parchment to the rim with pie weights or dry beans, making sure the weights support the sides. This firm contact limits slumping and prevents the base from ballooning during the first bake.
STEP 4). Bake the shell until evenly golden Bake the weighted shell for 18 minutes, until the upper edge looks dry and lightly golden. Carefully lift out the parchment and weights, then return the uncovered shell to the oven for 10 to 12 minutes. The base should appear matte, evenly golden, and firm rather than pale or greasy. If it puffs, press it down gently with the back of a spoon. Transfer the pan, still on its baking sheet, to a wire rack and cool completely for at least 30 minutes.
STEP 5). Cook and cool the raspberry filling Whisk the granulated sugar and cornstarch together in a medium saucepan before adding the 300 g raspberries and lemon juice. Cook over medium heat, stirring and crushing the berries with a silicone spatula, until the mixture releases juice and begins bubbling throughout, about 4 to 6 minutes. Continue cooking for 1 full minute; the spatula should leave a trail that closes slowly. Scrape the filling into a shallow bowl, cover the surface, and cool until no longer warm, about 30 minutes.
STEP 6). Prepare the ganache and assemble the layers Spread the cooled raspberry filling evenly across the fully cooled shell with an offset spatula. Place the chopped chocolate in a dry heatproof bowl. Heat the 220 g cream in a clean saucepan over medium heat until steaming with small bubbles around the edge, then pour it over the chocolate. Rest for 2 minutes before stirring slowly from the center outward until glossy. Blend in the room-temperature butter. Let the ganache cool for 5 minutes, then pour it gently over the raspberry layer and level the surface.
STEP 7). Chill, decorate, and slice the tart Refrigerate the assembled tart uncovered until the ganache is firm at the edges and set in the center, at least 3 hours. Arrange the 125 g fresh raspberries over the surface only after it has set, pressing very lightly so they stay in place. To unmold, set the pan on a sturdy can and lower the outer ring, then slide the tart onto a serving plate. Rest it at room temperature for 20 minutes. Slice with a warm, dry knife, wiping the blade between cuts.

THE SCIENCE BEHIND IT

How Cold Butter and Cornstarch Perfect Tart Texture and Filling Stability

In this tart, using cold butter in the pastry dough is crucial because it limits gluten development and prevents the dough from becoming tough. When cold butter is cut into flour, it creates small pockets of fat that, during baking, melt and release steam. This steam helps create a tender, crumbly texture rather than a chewy one. Additionally, the small butter pieces slow dough spread, preserving the crust’s shape and structure for clean slices.

Cornstarch in the raspberry filling acts as a thickening agent by absorbing excess juice released during cooking. Its starch granules swell upon heating, binding liquid and preventing the filling from becoming runny. Mixing cornstarch thoroughly with sugar before cooking ensures even dispersion and avoids clumps, resulting in a smooth, glossy filling that holds its form beneath the silky chocolate ganache.

Storage and Freezing

Refrigeration: Cover the tart without pressing wrap against the ganache and refrigerate for up to 4 days. The crust is crispest during the first 2 days.
Freezing: Freeze the fully set tart without the fresh raspberry topping. Once firm, wrap it securely and freeze for up to 1 month.
Thawing: Unwrap the frozen tart and thaw it overnight in the refrigerator, then add fresh raspberries before serving.
Serving: Let a refrigerated tart stand at room temperature for about 20 minutes so the ganache becomes silky. Do not leave it out for more than 2 hours because the filling contains cream.

Frequently Asked Questions

What tart pan size is best for raspberry chocolate tart?

A 9-inch round tart pan with a removable bottom and sides about 1 inch deep fits this quantity of pastry, raspberry filling, and ganache. A shallow fluted pan gives the tart its intended ratio of crisp crust to rich filling.

A larger pan would produce thinner layers and could require a shorter baking time. A smaller pan may overflow, so do not force all the filling into it.

How do I keep the raspberry filling from making the crust soggy?

Fully bake the shell until its base is evenly golden and dry, not merely set. The raspberry mixture also needs to bubble throughout and cook for one full minute so the cornstarch can bind the released juice.

Cool both components before assembly. Warm fruit filling creates condensation and softens pastry, while properly cooled, thick filling should spread without releasing a watery ring.

Why did my chocolate ganache turn grainy or oily?

Graininess usually comes from overheating, introducing water, or stirring too aggressively before the chocolate has softened. Pour steaming cream over finely chopped chocolate, wait 2 minutes, and stir slowly from the center to build a stable emulsion.

If the ganache looks slightly separated, stir in a teaspoon of warm cream until it becomes glossy. Avoid adding cold cream, which can make the chocolate tighten.

Can I make raspberry chocolate tart ahead of serving?

The shell and cooked raspberry filling may be prepared one day ahead and stored separately. Keep the cooled shell airtight at room temperature, and refrigerate the raspberry filling with its surface covered.

The assembled tart can be chilled overnight, but add the fresh raspberries closer to serving so they remain dry and bright. Let the tart sit out for 20 minutes before slicing.

Which raspberries and chocolate work best in this tart?

Fresh or frozen raspberries work in the cooked filling because both are heated and thickened. Add frozen berries directly to the saucepan, allowing an extra minute or two for them to release their juice. Use only fresh, thoroughly dry berries for decoration.

Choose dark chocolate with 60 to 70 percent cacao. Milk chocolate contains more sugar and milk solids, so it would produce a softer, sweeter ganache with this cream quantity.

More Ridiculously Delicious Pies & Tarts

Raspberry Chocolate Tart with Silky Ganache

A crisp, fully baked pastry shell holds a concentrated raspberry layer and silky dark chocolate ganache, finished with fresh raspberries for bright flavor and clean contrast.

Print Recipe Pin Recipe

Prep Time 40

Cook Time 40

Cooling 5

Total Time 6 20

Servings: 12 slices

Course: Dessert

Cuisine: French

Calories: 399

Ingredients Equipment Method Notes

Ingredients

190 g all-purpose flour For the pastry shell
55 g confectioners’ sugar Sift if visibly lumpy
2 g fine sea salt About 1/4 teaspoon
113 g unsalted butter Cold and cut into 1/2-inch cubes
1 large egg yolk About 18 g
15 g heavy cream Cold, for the pastry dough
300 g raspberries Fresh or frozen, for the cooked filling
65 g granulated sugar For the raspberry filling
12 g cornstarch About 1 1/2 tablespoons
15 g fresh lemon juice About 1 tablespoon
250 g dark chocolate 60 to 70 percent cacao, finely chopped
220 g heavy cream For the ganache
28 g unsalted butter At room temperature and cut into small pieces
125 g fresh raspberries Dry and unblemished, for topping

Equipment

9-inch round tart pan with a removable bottom, approximately 1 inch deep
Food processor
Digital kitchen scale
Rolling pin
Parchment paper
Pie weights or dry beans
Rimmed baking sheet
Medium saucepan
Heatproof mixing bowl
Fine whisk and silicone spatula
Wire cooling rack
Offset spatula
Instant-read thermometer, optional
Sharp thin-bladed knife

Method

Combine the flour, confectioners’ sugar, and salt in a food processor, then pulse briefly to distribute them. Add the cold butter and pulse until the mixture resembles coarse sand with a few pea-size pieces remaining. Add the egg yolk and cold cream, then pulse just until moist clumps hold together when pressed. Do not process the dough into a smooth ball, since excess mixing develops gluten. Turn it onto the counter, press it into a 1-inch-thick disk, and wrap tightly.
Refrigerate the wrapped dough for 60 minutes, until firm but still flexible. Set a 9-inch removable-bottom tart pan on the counter. On a lightly floured surface, roll the dough into an 11-inch round about 1/8 inch thick, turning it frequently to prevent sticking. Ease it into the pan without stretching, press it into the corners, and trim the rim flush. Patch any cracks with scraps, dock the base lightly with a fork, and freeze the lined pan for 20 minutes.
While the shell freezes, position a rack in the lower third of the oven and preheat to 375°F or 190°C. Place the tart pan on a rimmed baking sheet for stable handling. Crumple a sheet of parchment, flatten it, and fit it closely against the frozen pastry. Fill the parchment to the rim with pie weights or dry beans, making sure the weights support the sides. This firm contact limits slumping and prevents the base from ballooning during the first bake.
Bake the weighted shell for 18 minutes, until the upper edge looks dry and lightly golden. Carefully lift out the parchment and weights, then return the uncovered shell to the oven for 10 to 12 minutes. The base should appear matte, evenly golden, and firm rather than pale or greasy. If it puffs, press it down gently with the back of a spoon. Transfer the pan, still on its baking sheet, to a wire rack and cool completely for at least 30 minutes.
Whisk the granulated sugar and cornstarch together in a medium saucepan before adding the 300 g raspberries and lemon juice. Cook over medium heat, stirring and crushing the berries with a silicone spatula, until the mixture releases juice and begins bubbling throughout, about 4 to 6 minutes. Continue cooking for 1 full minute; the spatula should leave a trail that closes slowly. Scrape the filling into a shallow bowl, cover the surface, and cool until no longer warm, about 30 minutes.
Spread the cooled raspberry filling evenly across the fully cooled shell with an offset spatula. Place the chopped chocolate in a dry heatproof bowl. Heat the 220 g cream in a clean saucepan over medium heat until steaming with small bubbles around the edge, then pour it over the chocolate. Rest for 2 minutes before stirring slowly from the center outward until glossy. Blend in the room-temperature butter. Let the ganache cool for 5 minutes, then pour it gently over the raspberry layer and level the surface.
Refrigerate the assembled tart uncovered until the ganache is firm at the edges and set in the center, at least 3 hours. Arrange the 125 g fresh raspberries over the surface only after it has set, pressing very lightly so they stay in place. To unmold, set the pan on a sturdy can and lower the outer ring, then slide the tart onto a serving plate. Rest it at room temperature for 20 minutes. Slice with a warm, dry knife, wiping the blade between cuts.

Notes

Do not stretch the pastry while lining the pan. Stretched dough contracts in the oven, causing low sides that cannot contain the full filling.
Use enough pie weights to reach the top edge of the crust. A thin scattering on the base will not support the sides during blind-baking.
Cook the raspberry filling for a full minute after it bubbles throughout. A few bubbles at the pan’s edge do not indicate that all the cornstarch has gelatinized.
Keep water away from the chocolate bowl and utensils. Even a small amount can make melted chocolate seize into a grainy mass.
For the cleanest portions, warm the knife under hot water, dry it completely, and use one decisive downward cut rather than sawing through the ganache.