Chocolate Orange Pistachio Squares

Name: Chocolate Orange Pistachio Squares
Prep time: 20 min
Cook time: 30 min
Total time: 50 min
Yield: 16 squares
Ingredients: 200g dark chocolate, chopped; 100g unsalted butter; 150g granulated sugar; 2 large eggs; 100g all-purpose flour; Zest of 1 orange; 2 tablespoons fresh orange juice; 50g pistachios, roughly chopped; Pinch of salt

Highlighted under: Modern Food

I absolutely adore these Chocolate Orange Pistachio Squares! The combination of rich chocolate and zesty orange, topped with the crunch of pistachios, creates a delightful treat that is both decadent and refreshing. I find that they are perfect for special occasions or just as a satisfying snack after a long day. The best part is that they are surprisingly easy to make, with minimal ingredients that are likely already in your pantry. I can hardly resist the temptation to make them over and over again!

Created by

Una Whitcombe

Last updated on 2026-01-14T03:21:34.901Z

When I first experimented with these Chocolate Orange Pistachio Squares, I was surprised at how well the flavors complemented each other. The chocolate is rich and deep, while the orange zest adds a fresh brightness that lifts the dish. I learned that incorporating a bit of orange juice into the batter not only enhances the flavor but also gives the squares a delightful moisture that makes them truly irresistible.

Another tip I discovered was using roasted, unsalted pistachios to top the squares. Their unique flavor and crunch contrast beautifully with the fudgy chocolate base. These squares are a hit with friends and family alike, and I love serving them at gatherings—the vibrant colors and delicious taste are sure to impress!

        Why You'll Love These Treats
        Rich chocolate flavor paired with fresh orange zest
Creamy texture that melts in your mouth
Perfect for celebrations or as a sweet indulgence

      

Understanding the Ingredients

The key to achieving the luscious texture of these Chocolate Orange Pistachio Squares lies in the quality of the dark chocolate you choose. Opt for chocolate that contains at least 70% cocoa for a deeply rich flavor. When melting, use a heatproof bowl set over a pot of simmering water to gently heat the chocolate and butter. This method prevents seizing and ensures a silky-smooth consistency, vital for a melt-in-your-mouth experience.

Using fresh orange zest and juice infuses these squares with a vibrant zesty brightness that cuts through the richness of the chocolate. Be careful not to grate too much of the bitter white pith when zesting, as it can alter the flavor. Fresh zest is essential, as dried orange products can lack the lively aroma and flavor we desire in this treat.

Perfecting the Baking Process

Baking these squares requires precise timing to ensure they come out perfectly moist. As they bake at 180°C (350°F), keep an eye on them after the 25-minute mark. They are done when the edges start pulling away from the sides of the pan and a toothpick inserted in the center yields a few moist crumbs—not wet batter. Overbaking can lead to a dry texture, so trust your instincts and check often.

After baking, it’s essential to let the squares cool completely in the tray. This allows them to set properly and makes for easier slicing later on. If you try to cut them too soon, they may crumble instead of forming neat squares. I recommend using a sharp knife for cleaner cuts, and wiping the blade between slices can also help maintain those beautiful edges.

Ingredients

Gather these simple ingredients to create the perfect Chocolate Orange Pistachio Squares:

Ingredients

200g dark chocolate, chopped
100g unsalted butter
150g granulated sugar
2 large eggs
100g all-purpose flour
Zest of 1 orange
2 tablespoons fresh orange juice
50g pistachios, roughly chopped
Pinch of salt

Mix well and enjoy the delightful medley of flavors!

Instructions

Follow these steps to create your Chocolate Orange Pistachio Squares:

Melt the Chocolate and Butter

In a heatproof bowl, melt the dark chocolate and unsalted butter together over a pot of simmering water, stirring until smooth. Remove from heat and let it cool slightly.

Mix the Batter

In a separate bowl, whisk together the granulated sugar and eggs until pale and fluffy. Gradually fold in the melted chocolate mixture, followed by the orange zest and juice. Sift in the flour and a pinch of salt, and mix until just combined.

Add the Pistachios

Gently fold in the chopped pistachios, ensuring an even distribution throughout the batter.

Bake

Pour the batter into a greased and lined square baking tray. Bake in a preheated oven at 180°C (350°F) for 25-30 minutes. A toothpick should come out with a few moist crumbs when done.

Cool and Serve

Once baked, allow the squares to cool completely in the tray before slicing them into squares. Enjoy!

Slice them up and share with your friends and family!

Pro Tips

For an extra touch, sprinkle some sea salt on top before baking to enhance the chocolate flavor.

Storage and Make-Ahead Tips

These Chocolate Orange Pistachio Squares store beautifully, making them perfect for preparing in advance. Once cooled, keep them in an airtight container at room temperature for up to five days. You can also refrigerate them, where they will last up to a week. To maintain freshness, line the container with parchment paper, separating layers with additional parchment to prevent sticking.

If you're looking to make these treats well ahead of time, consider freezing the squares. Wrap them tightly in plastic wrap and then in foil before placing them in a freezer bag. They can be frozen for up to three months. When you’re ready to enjoy, simply thaw them in the fridge overnight before serving.

Variation Ideas

Feel free to get creative with the nuts you use in this recipe. While pistachios offer a delightful crunch and unique flavor, you can easily substitute them with chopped walnuts, almonds, or even hazelnuts for a different twist. Just make sure to toast any nuts beforehand to enhance their flavor and ensure a crunchy texture in the final bake.

For an extra layer of flavor, consider adding a touch of espresso powder to the batter or experimenting with different citrus fruits. A lemon or lime twist can lend a refreshing brightness that pairs beautifully with chocolate and can keep the overall flavor profile exciting. Just adjust your zest amounts accordingly to balance the flavors.

Questions About Recipes

→ Can I use milk chocolate instead of dark chocolate?

Yes, milk chocolate will make the squares sweeter, so adjust the sugar accordingly.

→ How should I store the Chocolate Orange Pistachio Squares?

Store them in an airtight container at room temperature for up to a week.

→ Can I freeze these squares?

Yes, they freeze well! Wrap them tightly and they can last up to three months in the freezer.

→ What can I substitute for pistachios?

You can use any nuts like walnuts or almonds for a different flavor profile.