Chocolate Hazelnut Pie Bars: Irresistible, Easy Press-In Crust Recipe

Chocolate Hazelnut Pie Bars With a Press-In Cookie Crust

Chocolate hazelnut pie bars combine a crisp cookie base, a chilled chocolate hazelnut filling, and a thin layer of dark chocolate ganache. Toasted hazelnuts add contrast and temper the sweetness of the filling.

The bars require several cooling periods, but little active work. Their firm, chilled texture also makes them a practical make-ahead chocolate dessert for dinners, holidays, and bake sales.

Essential Concepts

• Use a 9-inch (23 cm) square metal pan.
• Bake and cool the crust before adding the filling.
• Use full-fat block cream cheese, not spreadable cream cheese.
• Chill the assembled bars for at least 6 hours.
• Cut with a warm, dry knife for clean edges.

Recipe Details

Yield: 16 bars
Preparation time: 35 minutes
Cooking time: 12 minutes
Cooling and chilling time: About 7 hours
Total time: About 7 hours 45 minutes

Equipment

• 9-inch (23 cm) square metal baking pan
• Parchment paper
• Food processor or rolling pin
• Mixing bowls
• Electric hand mixer or stand mixer
• Silicone spatula
• Small saucepan or microwave-safe bowl
• Offset spatula, optional
• Sharp chef’s knife

Ingredients

For the Press-In Cookie Crust

• 2 cups graham cracker crumbs or plain digestive biscuit crumbs (200 g)
• 1/2 cup finely chopped toasted hazelnuts (60 g)
• 2 tablespoons granulated sugar (25 g)
• 1/4 teaspoon fine salt (1.5 g)
• 1/2 cup unsalted butter, melted (4 ounces or 113 g)

For the Chocolate Hazelnut Filling

• 16 ounces full-fat block cream cheese, softened (450 g)
• 1 1/2 cups chocolate-hazelnut spread (about 15.9 ounces or 450 g)
• 1/2 cup confectioners’ sugar, sifted (60 g)
• 1 teaspoon vanilla extract (5 ml)
• 1/4 teaspoon fine salt (1.5 g)
• 1 cup cold heavy cream (8 fluid ounces or 240 ml)

For the Ganache and Topping

• 6 ounces semisweet or bittersweet chocolate, finely chopped (170 g)
• 2/3 cup heavy cream (5.3 fluid ounces or 160 ml)
• 1/3 cup roughly chopped toasted hazelnuts (40 g)
• Flaky salt, optional

How to Toast Hazelnuts

Spread raw hazelnuts on a rimmed baking sheet. Bake at 350°F (175°C) for 8 to 12 minutes, shaking the pan once, until the nuts smell fragrant and their skins begin to crack.

Transfer the warm nuts to a clean kitchen towel. Fold the towel over them and rub firmly to remove loose skins. Complete skin removal is unnecessary. Cool the nuts before chopping or adding them to the crust.

Hazelnuts can burn soon after they become fragrant, so check them frequently near the end of the roasting time. Pre-toasted, unsalted hazelnuts are a suitable substitute.

Instructions

1. Prepare the Pan

Heat the oven to 350°F (175°C). Line a 9-inch (23 cm) square metal pan with parchment paper, leaving enough paper over two sides to form handles.

A metal pan produces a crisper crust than a glass pan. If using glass, avoid sudden temperature changes and allow a little extra cooling time.

2. Make the Press-In Cookie Crust

Combine the cookie crumbs, finely chopped toasted hazelnuts, sugar, and salt in a medium bowl. Add the melted butter and stir until the crumbs are evenly moistened.

Transfer the mixture to the prepared pan. Press it into a compact, level layer using the flat bottom of a measuring cup or drinking glass. Pay particular attention to the corners, where loose crumbs often collect.

Bake for 10 to 12 minutes. The crust should smell toasted and appear slightly darker around the edges. It may still feel soft while hot.

Set the pan on a wire rack and cool the crust completely, about 45 minutes. Adding a cold filling to a warm crust can soften the base and loosen the filling.

3. Mix the Chocolate Hazelnut Filling

Beat the softened cream cheese in a large bowl for 1 to 2 minutes, until smooth. Add the chocolate-hazelnut spread, confectioners’ sugar, vanilla, and salt. Beat at medium speed until the mixture is uniform, scraping the bowl as needed.

In a separate bowl, whip the cold heavy cream until medium peaks form. Medium peaks hold their shape but retain a slight curl at the tip.

Fold one-third of the whipped cream into the chocolate mixture to loosen it. Fold in the remaining cream in two additions. Stop when no pale streaks remain. Excessive mixing can deflate the whipped cream and produce a denser filling.

Spread the chocolate hazelnut filling over the cooled crust. Smooth the surface, then refrigerate for 45 to 60 minutes before adding the ganache.

4. Add the Chocolate Ganache

Place the chopped chocolate in a heatproof bowl.

Warm the heavy cream in a small saucepan over medium-low heat until steaming. Small bubbles may appear around the edge, but the cream should not boil. Pour it over the chocolate and leave it undisturbed for 2 minutes.

Stir slowly from the center outward until the ganache becomes smooth and glossy. Let it stand for 5 to 10 minutes, until fluid but no longer hot.

Pour the ganache over the chilled filling and spread it into a thin, even layer. Scatter the roughly chopped toasted hazelnuts over the surface. Add a small amount of flaky salt if desired.

Refrigerate the pan, uncovered, for about 30 minutes. Cover once the ganache has set enough that wrapping will not mark the surface. Chill for at least 6 hours, or overnight.

How to Cut Clean Dessert Squares

Lift the slab from the pan using the parchment handles. Place it on a cutting board and peel away the parchment.

Dip a sharp knife into hot water, then wipe it completely dry. Make one cut using steady downward pressure. Clean, warm, and dry the blade between cuts.

For 16 chocolate hazelnut pie bars, cut the slab into four equal strips in each direction. Smaller pieces may be preferable after a large meal because the cream cheese, chocolate spread, and ganache make these bars rich.

Very cold bars cut more cleanly than bars left at room temperature. If the ganache cracks, let the slab stand for 5 minutes before trying again. If the filling smears, return it to the refrigerator for 20 to 30 minutes.

Why the Layers Hold Together

The baked press-in cookie crust is an essential component of many delicious desserts, providing both flavor and texture. This crust depends on using finely ground cookie crumbs, which ensures that the mixture binds well when combined with enough melted butter. The right proportion of melted butter is crucial, as it acts as a binding agent that holds the crumbs together and allows for a seamless press-in application. If the cookie pieces are too large, they can create weak points in the structure of the crust, leading to a breakdown during the cutting process. A loosely packed crust will not provide the necessary strength and stability, resulting in a dessert that crumbles and falls apart rather than holding its shape.

Moreover, the choice of filling can significantly affect the overall dessert experience. Full-fat block cream cheese is often recommended for the filling, as it gives the mixture the necessary structure and richness. This kind of cream cheese has a higher fat content compared to its lower-fat counterparts, which helps create a creamy and luxurious texture. When blended into the filling, full-fat cream cheese contributes to a rich flavor profile and ensures that the filling sets beautifully, complementing the cookie crust perfectly. The combination of a sturdy crust and a well-structured filling will yield a dessert that is both visually appealing and enjoyable to eat, making it a favorite for many occasions.