There’s something absolutely magical about the combination of tender cake and creamy pudding that brings back memories of special celebrations and family gatherings. This pistachio pudding cake captures that nostalgic comfort while delivering a delightfully unique twist with its gorgeous pale green color and rich, nutty flavor. The beauty of this pistachio pudding cake lies not just in its striking appearance, but in how effortlessly it comes together using simple pantry staples.
What makes this dessert truly special is its incredible moistness – the pudding mix works double duty, creating an incredibly tender crumb while infusing every bite with that distinctive pistachio taste. Unlike more complicated layer cakes that require multiple components, this recipe delivers bakery-quality results with minimal fuss. Whether you’re looking to impress dinner guests or simply treat your family to something extraordinary, this cake strikes the perfect balance between elegant presentation and approachable home baking.
Ingredients
For the Cake:
- 1 box (15.25 oz) white cake mix
- 1 box (3.4 oz) instant pistachio pudding mix
- 4 large eggs, room temperature
- 1 cup sour cream
- 1/2 cup vegetable oil
- 1/2 cup warm water
- 1/2 cup finely chopped pistachios (optional, for extra texture)
For the Frosting:
- 1 box (3.4 oz) instant pistachio pudding mix
- 1 1/2 cups cold milk
- 1 container (8 oz) whipped topping, thawed
- 1/4 cup chopped pistachios for garnish
Substitution Options:
- Gluten-free: Replace cake mix with your favorite gluten-free alternative
- Dairy-free: Substitute sour cream with coconut cream and use plant-based milk
- Oil-free: Replace vegetable oil with unsweetened applesauce (may slightly affect texture)
- Nut-free: Omit chopped pistachios and use vanilla pudding mix instead
Time & Planning
Prep time: 15 minutes
Baking time: 45-50 minutes
Cooling time: 2 hours
Total time: 3 hours
Make-ahead tips: This cake actually improves overnight as flavors meld together. Bake the cake up to two days ahead and store covered at room temperature. The frosting can be prepared a day in advance and refrigerated.
Time-saving strategy: While the cake bakes, prepare your frosting ingredients and let them come to proper temperature. The cake needs to cool completely before frosting, so use this time to tidy up your kitchen or prepare other meal components.
How to Make It
1. Prepare Your Pan and Oven
Preheat your oven to 350°F (175°C). Generously grease a 12-cup Bundt pan or 9×13-inch baking dish with butter or cooking spray, ensuring you reach all the crevices. Dust lightly with flour, tapping out any excess. This step is crucial for easy release later.
2. Mix the Dry Ingredients
In a large mixing bowl, whisk together the cake mix and pudding mix until evenly combined. This ensures the pudding flavor distributes throughout every bite and prevents any lumpy spots in your finished cake.
3. Combine Wet Ingredients
In a separate bowl, beat the eggs lightly, then whisk in sour cream, vegetable oil, and warm water until smooth. The sour cream should be at room temperature to blend easily and create that signature moist texture.
4. Create the Batter
Add the wet ingredients to the dry mixture and beat with an electric mixer on medium speed for 2 minutes. The batter should be smooth and well-combined with a lovely pale green tint. Fold in chopped pistachios if using, distributing them evenly throughout.
5. Bake to Perfection
Pour batter into your prepared pan, spreading evenly. Bake for 45-50 minutes, or until a toothpick inserted in the center comes out with just a few moist crumbs. The top should spring back lightly when touched, and the cake will pull slightly from the pan edges.
6. Cool Completely
Allow the cake to cool in the pan for 15 minutes, then turn out onto a wire rack. Let cool completely before frosting – this prevents the frosting from melting and sliding off your beautiful cake.
7. Make the Frosting
Whisk the pudding mix with cold milk for 2 minutes until thickened. Gently fold in the whipped topping until smooth and fluffy. The consistency should be spreadable but hold its shape nicely.
8. Frost and Garnish
Spread frosting evenly over the cooled cake using an offset spatula. Sprinkle with chopped pistachios for a beautiful finishing touch that hints at the flavors within.

Nutrition Overview
Per serving (assuming 12 servings):
- Calories: approximately 385
- Protein: 6g
- Carbohydrates: 52g
- Fat: 17g
- Fiber: 1g
This cake provides moderate protein from eggs and some healthy fats from pistachios. The pudding mix contains calcium and vitamins, though this is primarily a delightful treat rather than a health food. Nutritional values may vary based on specific brands and ingredient substitutions used.
Healthier Variations
Reduce Sugar: Use sugar-free pudding mix to cut calories while maintaining flavor and texture.
Add Protein: Replace 1/4 cup of cake mix with vanilla protein powder for extra protein content.
Increase Fiber: Substitute half the oil with Greek yogurt and add a tablespoon of ground flaxseed to boost fiber and reduce fat.
Portion Control: Bake in a muffin tin for individual servings that naturally control portions while maintaining the same delicious taste.
Serving Ideas
This stunning cake shines as a centerpiece dessert for spring gatherings, Easter celebrations, or any time you want something uniquely beautiful. Serve thin slices with fresh berries and a dollop of whipped cream, or pair with vanilla ice cream for an indulgent treat.
The cake pairs wonderfully with coffee, tea, or even a glass of dessert wine. For special occasions, consider serving alongside other Middle Eastern-inspired desserts to create a themed spread that celebrates the pistachio’s cultural heritage.
Common Mistakes & How to Fix Them
Overmixing the batter can lead to a tough cake. Mix just until ingredients are combined – some small lumps are perfectly fine.
Not cooling completely before frosting causes the frosting to melt and slide. Patience here ensures a professional-looking result.
Skipping the pan preparation often results in stuck cake. Even non-stick pans benefit from proper greasing and flouring.
Using cold ingredients can create an uneven texture. Room temperature eggs and sour cream blend much more smoothly.
Storage & Reheating
Store covered cake at room temperature for up to 3 days, or refrigerate for up to one week. The frosted cake actually improves after a day as flavors meld together beautifully.
For longer storage, wrap unfrosted cake layers in plastic wrap and freeze for up to 3 months. Thaw overnight in the refrigerator before frosting.
Individual slices can be brought to room temperature in about 30 minutes, or briefly microwaved for 10-15 seconds to take off the chill.
Conclusion
This pistachio pudding cake proves that impressive desserts don’t require complicated techniques or exotic ingredients. The combination of convenience and elegance makes it perfect for both novice bakers and experienced cooks looking for reliable results. The moist, tender crumb and distinctive flavor create a memorable dessert that guests will request again and again.
Don’t hesitate to make this recipe your own by experimenting with different garnishes or slight flavor variations. I’d love to hear about your experiences and any creative twists you discover!
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Frequently Asked Questions
Can I make this cake without a Bundt pan?
Absolutely! Use a 9×13-inch pan and reduce baking time to 35-40 minutes. The cake will be slightly thinner but equally delicious.
Why did my cake turn out dense?
This usually happens from overmixing the batter or using ingredients that are too cold. Mix gently and ensure eggs and sour cream are at room temperature.
Can I use fresh pistachios instead of pudding mix?
While you can add fresh pistachios for texture, the pudding mix provides the distinctive flavor and moisture. Consider using both for the best results.
How do I know when the cake is properly done?
A toothpick inserted in the center should come out with just a few moist crumbs, and the cake should spring back when lightly touched.
Can I make this dairy-free?
Yes! Substitute coconut cream for sour cream and use plant-based milk in the frosting. The texture may be slightly different but still delicious.
What’s the best way to get clean Bundt pan release?
Thoroughly grease every ridge and dust with flour, or use a baking spray that contains flour. Let the cake cool 15 minutes before turning out.

Easy Pistachio Pudding Cake Recipe: Moist and Fluffy Dessert
- Total Time: 3h
- Yield: 12 servings 1x
Description
Pistachio Pudding Cake is an irresistible dessert with a moist, fluffy texture and sweet nutty flavor that everyone will love.
Ingredients
For the Cake:
- 1 box (15.25 oz) white cake mix
- 1 box (3.4 oz) instant pistachio pudding mix
- 4 large eggs, room temperature
- 1 cup sour cream
- 1/2 cup vegetable oil
- 1/2 cup warm water
- 1/2 cup finely chopped pistachios (optional, for extra texture)
For the Frosting:
- 1 box (3.4 oz) instant pistachio pudding mix
- 1 1/2 cups cold milk
- 1 container (8 oz) whipped topping, thawed
- 1/4 cup chopped pistachios for garnish
Substitution Options:
- Gluten-free: Replace cake mix with your favorite gluten-free alternative
- Dairy-free: Substitute sour cream with coconut cream and use plant-based milk
- Oil-free: Replace vegetable oil with unsweetened applesauce (may slightly affect texture)
- Nut-free: Omit chopped pistachios and use vanilla pudding mix instead
Instructions
Prep Pan & Oven
Preheat oven to 350°F (175°C). Grease and flour a 12-cup Bundt pan or 9×13-inch dish.Mix Dry Ingredients
Whisk together cake mix and pudding mix until smooth.Mix Wet Ingredients
Beat eggs, then stir in sour cream, oil, and warm water until smooth.Combine & Fold
Add wet ingredients to dry and beat 2 minutes. Fold in chopped pistachios if using.Bake
Pour batter into pan and bake 45–50 minutes, until a toothpick comes out mostly clean. Let cool 15 minutes in pan, then transfer to a wire rack to cool completely.Make Frosting
Whisk pudding mix with cold milk for 2 minutes, then fold in whipped topping until fluffy.Frost & Garnish
Spread frosting over cooled cake and sprinkle with pistachios.
- Prep Time: 15m
- chilling time: 2h
- Cook Time: 45m
- Category: Dessert
- Cuisine: American
Nutrition
- Serving Size: 12 servings
- Calories: 385 calorie
- Fat: 17g
- Carbohydrates: 52g
- Fiber: 1g
- Protein: 6g