Pistachio Cake Chocolate

Featured in Sweet Stuff Worth Making.

This lush Flourless Pistachio Cake blends ground almonds and pistachios for a naturally GF delight. Finished with orange zest and a two-layer chocolate ganache, it’s packed with flavor. Although it requires care in preparation, it’s the perfect centerpiece for celebrations.
A chef wearing a white hat and apron.
Updated on Mon, 24 Mar 2025 23:19:23 GMT
A chocolate-topped cake slice garnished with green sprinkles on a white dish. Pin it
A chocolate-topped cake slice garnished with green sprinkles on a white dish. | cookscoop.com

This eye-catching naturally gluten-free dessert packs amazing pistachio flavor and a gorgeous green hue without any artificial coloring. Finished with smooth chocolate ganache and lined with pistachio slivers, it's a fancy treat that's actually pretty easy to whip up. I stumbled on this gem while hunting for a birthday dessert for a friend, and just one taste told me I'd found something really special.

When I made this for dinner guests recently, my super fussy brother-in-law asked for the recipe before he'd even finished eating. The incredible texture and authentic pistachio taste got everyone hooked.

Key Ingredients and Smart Shopping Advice

  • Pistachio Flour: Look for the deepest green color you can find; making your own from raw nuts gives the boldest color
  • Almond Flour: Works with the pistachio flavor to make it even better
  • Eggs at Room Temp: They must be genuinely warm for proper volume
  • Half-Melted Butter: That sweet spot between solid and liquid makes all the difference
  • Orange Zest: Makes the pistachio flavor pop

Step-by-Step Baking Guide

  1. Get the Pan Ready: Grease a 9-inch round cake pan (one with a removable bottom works great) and add parchment. The removable bottom makes getting the cake out so much easier.
  2. Mix Dry Stuff: Sift together pistachio flour, almond flour, cornstarch, and salt. Sifting gets rid of lumps so your cake turns out smooth.
  3. Make Citrus Sugar: Mix orange zest into your sugar until it smells amazing. This releases oils that boost the pistachio flavor.
  4. Beat Eggs Thoroughly: Whip warm eggs with sugar for 7-10 minutes until they're super pale and thick. When you lift the beater, the mix should fall in ribbons that slowly disappear. This creates your cake's framework.
  5. Get Butter Ready: Heat butter in microwave using short bursts at half power until it's soft but not completely melted - think the thickness of salad dressing. Stir in olive oil until combined.
  6. Mix Wet Stuff: With mixer on low, slowly pour the butter/oil mix into your whipped eggs. Go slowly to keep as much air as possible. Add pistachio extract and mix.
  7. Add Flour Mixture: Gently fold in your sifted flours just until combined. Don't overmix or your cake will fall flat.
  8. Bake It: Pour into your pan and bake at 350°F for 40-45 minutes until a toothpick comes out clean. The top will set but stay a bit soft.
  9. Let It Cool: Cool completely in the pan. Run a knife around the edge to loosen. If the top has risen too much, gently flatten it.
  10. Top with Ganache: Pour warm cream over chopped chocolate and stir until smooth. For neat edges, put an acetate strip around the cake before adding ganache on top. Let it set before adding pistachios around the edge.
A slice of chocolate cake with almonds on a plate. Pin it
A slice of chocolate cake with almonds on a plate. | cookscoop.com

I learned how crucial the butter consistency is when my first try ended up with tiny holes throughout. Now I'm super careful to warm it just enough without letting it melt completely.

A slice of cake with chocolate and almonds on a plate. Pin it
A slice of cake with chocolate and almonds on a plate. | cookscoop.com

Fascinating Food Chemistry

This cake's standout texture comes from mixing super-whipped eggs, nutty flours, and that just-right butter consistency. All that egg beating adds tons of air, building structure without needing baking powder or soda. Meanwhile, the partly melted butter adds richness without making things heavy like fully melted butter would. This careful balance gives you that amazing smooth feel that's not quite like anything else - somewhere between dense pound cake and soft marzipan but airier and more delicate.

Ideas for Every Season

While this cake works any time of year, you can dress it up for holidays. Try adding sugared cranberries around the edge for Christmas to get that pretty red and green look. For Valentine's Day, sprinkle some dried rose petals among the pistachios. On St. Patrick's Day, the cake's natural green color is already perfect for celebrating! In summertime, I love serving it with fresh berries on the side to balance out the rich cake and chocolate.

Prepare It Earlier

Another great thing about this cake is how well it keeps. Unlike most cakes that get dry fast, all those nuts and butter keep it moist for days. I've made it three days before a party, keeping it in the fridge with the acetate strip still wrapped around. The flavors actually get better over time, making this perfect for planning ahead. Just don't forget to let it warm up before serving so you get that perfect texture.

Last-Minute Pointers

  • If you can't find acetate, a bendy plastic sheet from a craft store works too
  • Pop the cake in the freezer for 20 minutes before cutting for cleaner slices
  • For fancy parties, brush a bit of gold dust on top for extra sparkle
  • The cake freezes great for up to a month - wrap single pieces for quick treats
  • Try it with a small scoop of vanilla gelato for an amazing hot-cold combo
A slice of chocolate cake with green pistachio nuts on top. Pin it
A slice of chocolate cake with green pistachio nuts on top. | cookscoop.com

Closing Reflections

This cake has turned into my go-to fancy dessert, the one people talk about long after they've gone home. The bold color, special texture, and perfect blend of flavors create something truly outstanding from pretty basic ingredients. It shows that sometimes the most impressive desserts aren't the most complicated ones - just the ones made with the most care.

Frequently Asked Questions

→ Can I tweak the nut flours?
Sure, mix pistachio and almond flour to make a total of 300g.
→ Why use warm eggs?
They help the batter mix together smoothly.
→ How do I store it?
Keep it refrigerated for up to 5 days. Let it warm to room temp before serving.
→ Is acetate required?
It’s optional but helps give the ganache a clean look.
→ Can I prep it early?
Yes, it holds up well in the fridge for a few days.

Pistachio Cake Chocolate

A flavorful gluten-free cake made with almond-pistachio flours and topped with creamy chocolate ganache.

Prep Time
60 Minutes
Cook Time
45 Minutes
Total Time
105 Minutes
By: Adriana

Category: Desserts & Sweets

Difficulty: Difficult

Cuisine: American

Yield: 12 Servings (1 round 9-inch cake)

Dietary: Low-Carb, Vegetarian, Gluten-Free

Ingredients

→ Cake

01 1¼ cups (250g) sugar, granulated
02 ¾ cup (80g) finely ground almond flour
03 10 tablespoons (140g) butter, unsalted
04 ¾ teaspoon pistachio flavor extract
05 2 cups (220g) pistachio flour
06 6 large eggs, warmed to room temp
07 ¾ teaspoon fine sea salt
08 2 tablespoons (28g) olive oil, extra virgin
09 2 tablespoons (16g) cornstarch
10 1 teaspoon finely grated orange zest

→ Ganache

11 1 cup (238g) cream, heavy
12 1 oz (28g) milk chocolate (30-35%), chopped fine
13 5 oz (140g) dark chocolate (60-70%), chopped fine

Instructions

Step 01

Heat your oven to 350°F. Grease a 9-inch round baking pan and line bottom with parchment.

Step 02

Combine pistachio and almond flours, cornstarch, and salt. Work orange zest into sugar using your fingers.

Step 03

Whisk the eggs until they look foamy. Slowly add the sugar with zest and whip 7-10 minutes until light and thick.

Step 04

Stream in the butter and oil mixture while mixing eggs. Stir in the pistachio extract next.

Step 05

Carefully mix in the dry ingredients. Don’t overdo it. Pour into prepared pan and bake 40-45 minutes.

Step 06

Pour warmed cream on top of both kinds of chocolate. Wait a bit, then stir until silky. Spread on the cooled cake.

Notes

  1. Swap almond flour and pistachio flour ratio if needed
  2. Ensure eggs are room temperature and not cold
  3. Store in fridge for up to 5 days

Tools You'll Need

  • Round pan (9-inch)
  • Whisk attachment for stand mixer
  • Acetate strip for decoration optional
  • Parchment for lining pan

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.
  • Includes dairy (milk products)
  • Eggs are included
  • Tree nuts (almonds, pistachios) present

Nutrition Facts (Per Serving)

It is important to consider this information as approximate and not to use it as definitive health advice.
  • Calories: ~
  • Total Fat: ~
  • Total Carbohydrate: ~
  • Protein: ~