Most high-protein puddings are too soft for a pie, but my Healthy No Bake Pistachio Mousse Pie uses an instant-pudding hack to ensure a spectacular, firm set every single time. If you're looking for a dessert that feels like a total indulgence but keeps your health goals in check, this is the one! By using a clever blender hack with cottage cheese and Greek yogurt, I've created a rich, velvety filling that is high in protein and lower in fat than a traditional cream pie. It's a nostalgic green dessert with a modern, healthy twist that is easy to whip up and even easier to enjoy. It has quickly become a family favorite in my house, and it's the perfect way to bring a little "green" to your holiday table!

This recipe was inspired by one of my favorite pies- this Pistachio Cream Pie (I make it with real whipped cream). But I wanted to make this pie a little healthier and higher in protein. My philosophy is- if you're going to indulge, you may as well get some health benefits from it! It's perfect for St. Patrick's Day, Easter, or any spring or summer celebration!.
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- Recipe Overview: No Bake Healthy Pistachio Mousse Pie
- Summarize and Save this Content on:
- 🥘Ingredient Notes
- 📖 Variations & Substitutions
- 🔪Step-by-Step: How to Make High Protein Pastachio Pie
- Expert Recipe Tips
- 🌡️Storage
- 👪 Serving Size
- 🔢WW Points
- 🥗 What to Serve with No Bake Pistachio Mousse Pie
- ❔Recipe FAQs
- Didn't find the answer you're looking for?
- More Healthier Cakes and Pies
- Healthy No Bake Pistachio Mousse Pie Recipe
Recipe Overview: No Bake Healthy Pistachio Mousse Pie
- Ready In: 6 Hours 20 Minutes (20 minutes prep + 6 hours chilling)
- Serves: 8 slices
- Calories: 354 kcal (per serving/slice)
- Main Ingredients: Low-fat cottage cheese, instant pistachio pudding mix, non-fat Greek yogurt, light cream cheese, and heavy whipping cream.
- Dietary Info: High-protein, Vegetarian, Weight Watchers Friendly.
- Weight Watchers Points: 6 WW Points (Light version) or 15 WW Points (Indulgent version).
- Difficulty: Easy.
- Why You'll Love It: This high-protein treat delivers all the creamy, nutty flavor of a classic pistachio pie without the heavy calorie count. By using a simple blender hack, you get a velvety mousse that satisfies your sweet tooth and provides 13g of protein per slice!
Summarize and Save this Content on:
Looking for additional healthier and lighter St. Patrick's Day desserts? Give my Light Baileys No Bake Cheesecake a try too!
🥘Ingredient Notes
Although this pie is indulgent, the 13 grams of protein in it turns a typical sugary treat into a functional dessert that supports satiety and muscle health. While many traditional desserts have minimal protein, a 13-gram protein dessert helps you meet daily protein goals while satisfying a sweet tooth.

To get that perfect "sliceable" mousse texture while keeping the protein high, here is what you need to know about your ingredients:
- Low-fat or Non-fat Cottage Cheese: This is the secret to a high-protein base. Once processed in a high-speed blender, the curds completely disappear, leaving a rich, neutral-tasting cream that mimics a thick custard.
- Pistachio Instant Pudding Mix: Ensure you use Instant pudding, not "Cook and Serve," or the pie will not set. You can use sugar-free pistachio pudding mix to save ww points.
- Greek Yogurt & Light Cream Cheese: This combination provides a mellow, milky richness that perfectly balances the saltiness of the cottage cheese.
- Heavy Whipping Cream: In this version, I use real heavy cream whipped to stiff peaks for a clean, fresh flavor. If you are watching your points closely, you can substitute 1 cup of light whipped topping (like Cool Whip).
- Agave Syrup: This provides a touch of natural sweetness. I've found that 2 tablespoons is the perfect amount to balance the tang of the yogurt.
- Chocolate Baking Crumbs: These create a delicious dark contrast to the green mousse. You can find them in the baking aisle or crush your own chocolate wafers.
📖 Variations & Substitutions
- Crust Swap: For an even faster version, use a store-bought 9-inch graham cracker crust.
- Lighten it Up: To lower the points, use a store-bought light graham cracker crust and substitute the heavy cream for 1 cup of light whipped topping (like Cool Whip) and use light butter.
- Pump up the protein: Swap out the light cream cheese for an additional ¼ cup of Greek yogurt. It will be a little 'tangier' but still tastes great (I tested this version)! And it will add an additional 3-4 grams of protein, depending on the type of Greek yogurt you use.
- Nut-Free: The pudding mix contains pistachio flavor, but if you have a severe allergy, check the labels or use a vanilla pudding mix with a drop of green food coloring.
- Fruit Add-ins: Fold in ½ cup of crushed pineapple (well-drained) for a "Pistachio Lush" variation.
🔪Step-by-Step: How to Make High Protein Pastachio Pie
PREP: Spray the bottom of an 9 -inch springform pan with non- stick cooking spray.

- Step 1: In a medium bowl, combine chocolate crumbs and ⅔ cup melted butter and mix until all the crumbs are moistened and a thick, crumbly paste forms.

- Step 2: Press mixture into the bottom of the springform pan. Level and press to the bottom of the pan using a rubber spatula and neatly taper at the edge. Cover the pan with plastic wrap and place it in the fridge for 15 minutes.

- Step 3: Place the cottage cheese, pudding mix, Greek yogurt, and optional sweetener into a high-speed blender or food processor.

- Step 4: Blend until it is completely smooth and looks like a thick green cloud. No lumps allowed!

- Step 5: Whip whipping cream to stiff peaks.
*Reserve about ⅓ cup for garnish, if desired (you can just beat in a little white sugar for taste.

- Step 6: Pour the green mixture into a large bowl. Gently fold in the 1 cup of whipped cream using a spatula. This incorporates air, transforming the dense cheese into a spectacular mousse. *If you are making this for St. Patrick's Day, this is where you add green food coloring, if you choose. I recommend using a gel color such as Wilton Kelly Green

- Step 7: Pour the filling into the pie crust. Smooth the top and refrigerate for at least 6-8 hours (overnight is best) to allow the pudding mix to fully firm up the pie. *You can see in the main photos that I took the pie out too soon, in order to photograph it, and it's not completely set.

- Step 8: Pipe a whipped cream border with a 1 M tip or add dabs of whipped cream around the pie rim, then sprinkle on chopped raw pistachios.
Expert Recipe Tips
- The Flavor Balancer: If the mixture tastes too "tangy" after blending, add a tiny pinch of sea salt and an extra ¼ teaspoon of almond extract. This neutralizes the acidity of the yogurt without needing more sugar.
- Avoid Lumps: Ensure your cream cheese is at room temperature before blending to ensure the smoothest possible mousse.
- Clean Slicing: For professional results, run a sharp knife under hot water and wipe it dry between every cut.
- Firmness: It's important to let this pie set for at least 6-8 hours (overnight is ideal).
🌡️Storage
- Refrigeration: Store this pistachio pie in the fridge, tightly covered, for up to 3 days. I recommend using a deep pie carrier or a dish with a lid to protect the mousse and keep it from absorbing other odors in the refrigerator.
- Freezing: I do not recommend freezing the entire pie, as the combination of cottage cheese and Greek yogurt can sometimes become slightly grainy once thawed.
- The "Frozen Treat" Exception: If you enjoy a very firm, ice-cream-like texture, you can freeze individual slices for up to a month. Just wrap them tightly in plastic wrap and eat them directly from the freezer for a refreshing frozen treat!
👪 Serving Size
This recipe makes 8 servings (1 -9-inch pie shell). However, you can half, double, or triple the recipe by clicking on the number and selecting the number of servings you'd like. The ingredient quantities will automatically adjust.

🔢WW Points
Although this recipe is healthy and high-protein, it's still indulgent.
Indulgent Version (as written in recipe card): 15 WW Points
Because of the saturated fat in the heavy cream and real butter, a slice of this version is 15 WW points. While higher in points, the 10-13 grams of protein make it much more filling and "functional" than a traditional bakery cream pie.
The Lightened Up Version: 6 WW Points
To bring this down to a spectacular 6 WW points per slice, use these swaps:
- Use sugar-free pistachio pudding mix.
- Use a store-bought light graham cracker crust.
- Substitute the heavy cream for 1 cup of light whipped topping (like Cool Whip).
- Use light butter in the crust.
WW Point Check: By using non-fat cottage cheese and yogurt, the bulk of the points will come from the store-bought crust or the homemade chocolate crust. A standard slice will be roughly (to lower it even further, you could make a "crustless" version in individual ramekins for 2-3 points!).
🥗 What to Serve with No Bake Pistachio Mousse Pie
If you're making this Pistachio pie for St. Patrick's Day, I recommend pairing it with my Healthy Reuben Soup (shown) or this Turkey Reuben Panini.
If you're serving it as an Easter dessert, try it with my Picnic Ham , these Old Fashioned Scalloped Potatoes without cheese, and my Healthy Glazed Carrots (with Brown Sugar)!

❔Recipe FAQs
This usually happens if the pudding mix wasn't "Instant" or if the pie didn't chill long enough. Make sure to give it at least 6-8 hours in the fridge to allow the starches to set.
Not at all! When blended thoroughly, the cottage cheese loses its texture and takes on a flavor similar to a mild, creamy custard or cheesecake.
Yes! This pie is actually better after 24 hours, as the flavors have more time to meld. It will stay fresh in the fridge for up to 3 days.
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Healthy No Bake Pistachio Mousse Pie Recipe
Equipment
Ingredients
Chocolate Crust
- 400 gram - bag of chocolate baking crumbs about 3 cups
- ⅔ cup melted unsalted butter *you can use light butter
Filling
- 2 cups Low-fat or Non-fat Cottage Cheese.
- 4 tablespoon Dry Pistachio instant pudding mix - use sugar -free if you prefer
- ¼ cup Plain Non-fat Greek Yogurt
- ¼ cup light cream cheese
- ¾ cup Heavy whipping cream (liquid) *reserve about ⅓ cup for garnish
- 2 tablespoon Agave syrup
- ½ teaspoon green food coloring (optional)) * I recommend Wilton gel colors (Kelly Green)
Garnish
- ¼ cup chopped pistachios
- ⅓ reserved whipped cream
Instructions
- Heads up! This recipe needs a minimum 6 hours of chilling before serving.
- PREP: Spray the bottom of an 8-inch or 9 inch springform pan with non- stick cooking spray.
- In a medium bowl, combine chocolate crumbs and ⅔ cup melted butter and mix until all the crumbs are moistened and a thick, crumbly paste forms.400 gram - bag of chocolate baking crumbs, ⅔ cup melted unsalted butter
- Press mixture into the bottom of the springform pan. Level and press to the bottom of the pan using a rubber spatula and neatly taper at the edge. Cover the pan with plastic wrap and place in the fridge for 15 minutes
- Place the cottage cheese, pudding mix, Greek yogurt, and optional sweetener into a high-speed blender or food processor.2 cups Low-fat or Non-fat Cottage Cheese., 4 tablespoon Dry Pistachio instant pudding mix, ¼ cup Plain Non-fat Greek Yogurt, ¼ cup light cream cheese, 2 tablespoon Agave syrup
- Blend until it is completely smooth and looks like a thick green cloud. No lumps allowed!
- Beat whipped cream to stiff peaks (you can add a little white sugar to the reserved topping portion if desired)*Reserve about ⅓ cup for garnish, if desired (you can just beat in a little white sugar for taste.¾ cup Heavy whipping cream (liquid)
- Pour the green mixture into a large bowl. Gently fold in the 1 cup of light whipped topping using a spatula. This incorporates air, transforming the dense cheese into a spectacular mousse. *If you are making this for St. Patrick's Day, this is where you add green food coloring, if you choose. I recommend using a gel color such as Wilton Kelly Green
- Pour the filling into the chocolate or graham cracker crust. Smooth the top and refrigerate for at least 6-8 hours (overnight is best) to allow the pudding mix to fully firm up the pie.*You can see in the main photos that I took the pie out too soon, in order to photograph it, and it's not completely set.
Garnish:
- Pipe a border of whipped cream around the edge of the pie with a 1M tip or use the 1M tip to dab whipped cream around the edge of the pie, then sprinkle on chopped pistachios.⅓ reserved whipped cream, ¼ cup chopped pistachios
Notes
- Refrigeration: Store this pistachio pie in the fridge, tightly covered, for up to 3 days. I recommend using a deep pie carrier or a dish with a lid to protect the mousse and keep it from absorbing other odors in the refrigerator.
- Freezing: I do not recommend freezing the entire pie, as the combination of cottage cheese and Greek yogurt can sometimes become slightly grainy once thawed. The whipped cream will also become runny.
- The "Frozen Treat" Exception: If you enjoy a very firm, ice-cream-like texture, you can freeze individual slices for up to a month. Just wrap them tightly in plastic wrap and eat them directly from the freezer for a refreshing frozen treat!
- The Flavor Balancer: If the mixture tastes too "tangy" after blending, add a tiny pinch of sea salt and an extra ¼ teaspoon of almond extract. This neutralizes the acidity of the yogurt without needing more sugar.
- Avoid Lumps: Ensure your cream cheese is at room temperature before blending to ensure the smoothest possible mousse.
- Clean Slicing: For professional results, run a sharp knife under hot water and wipe it dry between every cut.
- Firmness: Allow pie to set in the fridge for at least 6-8 hours, preferrably overnight.







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