Decadent Chocolate Mousse Pie

Decadent Vegan Chocolate Mousse Pie: The Ultimate Easy No-Bake Dessert with Oreo Crust

Prepare to be enchanted by this extraordinary Vegan Chocolate Mousse Pie. It begins with a perfectly crisp Oreo crust, cradling the most luxuriously rich and velvety vegan chocolate mousse, and is crowned with a cloud-like layer of homemade coconut whipped cream. This dessert is so utterly divine, it’s guaranteed to disappear in a flash, making it an absolute showstopper for any gathering or a delightful indulgence just for you!

Whole chocolate mousse pie in glass pie plate with Oreos and whipped cream for garnish, ready to be served

There’s nothing quite like a refreshing, easy-to-make dessert, especially as the weather warms up. My passion for no-bake treats shines through in recipes like No-Bake Peanut Butter Pie and Mango Coconut Chia Seed Pudding, which are perfect for a sunny afternoon. This vegan chocolate mousse pie is almost entirely a no-bake wonder; you only need to bake the crust for a mere 8 minutes – a tiny step that hardly counts in the grand scheme of effortless dessert making! Just like my popular Avocado Chocolate Mousse, the secret to the incredibly rich, smooth, and decadent texture of this pie’s filling lies in ripe avocados. They provide an unparalleled creaminess without a single drop of dairy, making this dessert not only irresistibly delicious but also naturally vegan. This innovative use of avocados ensures a dessert that delights everyone, whether they follow a vegan diet or simply appreciate an exceptional sweet treat.

Why This Vegan Chocolate Mousse Pie is Your Go-To Summer Dessert

This chocolate mousse pie isn’t just a dessert; it’s a cool, creamy slice of heaven, making it the absolute perfect choice for summer. Here’s why you’ll want to make it again and again:

  • Cool, Refreshing, and Creamy. When the temperatures rise, a heavy, oven-baked dessert is often the last thing you crave. This pie is designed to be chilled and served cold, offering a truly refreshing escape from the heat. Its velvety texture and cool temperature make it the ideal antidote to hot summer days, much like my popular Chocolate Avocado Ice Cream.
  • Intensely Rich Chocolate Flavor. For all the chocolate aficionados out there, this pie delivers a profound chocolate experience. The mousse layer is crafted with high-quality dark chocolate, imparting a deep, sophisticated richness that’s balanced perfectly, ensuring every bite is intensely chocolatey and utterly divine without being overly sweet.
  • Versatile for Any Occasion. Whether you’re hosting a lively backyard barbecue, enjoying cocktails with friends on the patio, or simply seeking a personal sweet indulgence, this vegan chocolate mousse pie fits seamlessly into any scenario. It’s elegant enough for special occasions yet simple enough for a casual treat, always leaving a lasting impression.
  • Remarkably Easy to Make. Despite its gourmet appearance and luxurious taste, this pie is surprisingly simple to put together. With minimal baking required for the crust and straightforward steps for the mousse and topping, it’s a recipe that yields impressive results without demanding hours in the kitchen.
  • Naturally Vegan and Allergy-Friendly. Using plant-based ingredients like Oreos (yes, they’re vegan!), avocado, and coconut cream makes this pie suitable for various dietary needs, including those avoiding dairy and eggs. It’s a fantastic way to ensure everyone at your table can enjoy a delicious dessert.
Overhead view of all ingredients for chocolate mousse pie laid out on a table

Essential Ingredients for Your Vegan Chocolate Mousse Pie

Creating this delectable vegan chocolate mousse pie requires a few key ingredients, each playing a vital role in its irresistible texture and flavor. Here are some detailed tips and insights on what you’ll need. For specific quantities and complete instructions, please **scroll down to the comprehensive recipe card below.**

For the Crispy Oreo Crust:

  • Oreo cookies – Opt for the regular variety, not double-stuffed. It’s a delightful surprise for many to learn that classic Oreo cookies are indeed vegan, making them the perfect base for our pie. They crush beautifully to form a stable, flavorful crust.
  • Vegan butter – This binds the Oreo crumbs together, creating a rich and sturdy crust. You can use my homemade Vegan Butter recipe, which is incredibly simple and delicious, or any high-quality store-bought vegan butter brand that you prefer.

For the Smooth and Creamy Avocado Chocolate Mousse Filling:

  • Avocados – The star ingredient for our dairy-free mousse! Always choose ripe Hass avocados for this recipe. Their creamy texture is essential for achieving a silky-smooth, lump-free mousse that mimics traditional dairy-based versions perfectly.
  • Dark chocolate – I highly recommend using 60% dark chocolate. This percentage provides a deep, rich chocolate flavor that is intensely satisfying without any bitterness. High-quality chocolate makes a significant difference in the final taste of your mousse.
  • Coconut oil – A small amount of coconut oil helps the melted chocolate achieve the perfect consistency and contributes to the mousse’s luxurious mouthfeel when chilled.
  • Unsweetened cocoa powder – This adds an extra layer of chocolate depth to the mousse. Ensure you use unsweetened cocoa powder, not hot cocoa mix, which contains added sugar and other ingredients that would alter the flavor profile.
  • Agave nectar – Our natural sweetener. Agave nectar blends seamlessly into the mousse, providing a subtle sweetness that complements the dark chocolate. As an excellent alternative, you can also use my homemade Date Syrup for a rich, caramel-like undertone.
  • Full-fat coconut milk – You’ll be using the thick cream that separates from the liquid when chilled. This is crucial for the mousse’s richness and body.
  • Vanilla extract – A touch of pure vanilla extract enhances all the chocolate flavors and adds a warm, inviting aroma.
  • Salt – A pinch of salt is vital in any sweet recipe as it balances the flavors, making the chocolate taste even more pronounced and complex.

For the Fluffy Whipped Coconut Cream Topping:

  • Full-fat coconut milk or coconut cream – Again, the key here is to use the thick, solid cream from a can of full-fat coconut milk that has been thoroughly chilled. Alternatively, you can buy cans labeled “coconut cream” directly.
  • Powdered sugar – This fine sugar dissolves quickly, ensuring a smooth, light, and airy whipped cream. If you don’t have it on hand, you can easily make Homemade Powdered Sugar from granulated sugar in your blender.
  • Vanilla extract – Essential for adding that classic, comforting vanilla flavor to your whipped topping.
  • Dark chocolate shavings and/or Oreo cookies – These are optional but highly recommended for an elegant and delicious garnish. You can create your own beautiful dark chocolate shavings by simply running a vegetable peeler down the side of a chocolate bar. Crushed Oreos also make for a delightful visual and textural contrast.

A Quick Tip on Preparing Coconut Cream for Whipping

Achieving that perfectly fluffy, stable coconut whipped cream for your chocolate mousse pie starts with proper preparation. You’ll need canned full-fat coconut milk (or dedicated coconut cream). The trick is to ensure the can is placed in the refrigerator overnight, or for at least 8 hours. This chilling period allows the thick, solid coconut cream to separate completely from the watery liquid. When you’re ready to start the recipe, carefully open the chilled can (without shaking it!) and gently scoop out only the firm, solidified cream from the top. The remaining coconut water can be saved and used in smoothies, curries, or other recipes – don’t let it go to waste!

Step-by-Step Guide: Crafting Your Vegan Chocolate Mousse Pie

Making this incredible vegan chocolate mousse pie is a straightforward and enjoyable process. This visual guide will walk you through each step, ensuring a perfect result every time.

Overhead view of Oreo crumbs in food processor bowl, ready to be mixed
Step 1: Make the Oreo crumbs in a food processor.
Overhead view of Oreo crumb mixture pressed evenly into a glass pie plate
Step 2: Press the mixture firmly into the pie plate.
Overhead view of the baked Oreo pie crust cooling in a glass pie plate
Step 3: Bake the crust until golden and then cool it completely.
  • Prepare and Bake the Crust. Begin by preheating your oven to 350ºF (175ºC). Place the Oreo cookies in a food processor and pulse until they form fine, even crumbs. Transfer these crumbs to a bowl, mix them thoroughly with the melted vegan butter, ensuring every crumb is coated. Firmly press this mixture into a 9-inch pie dish, covering both the bottom and sides. Bake for just 8-10 minutes until lightly golden and set, then set aside to cool completely before proceeding.
Overhead view of melted dark chocolate and coconut oil in a bowl
Step 4: Gently melt the dark chocolate and coconut oil.
Overhead view of pureed avocado mixture in a food processor bowl, ready for chocolate
Step 5: Blend the avocados and coconut cream until perfectly smooth.
Overhead view of finished vegan chocolate mousse filling in a food processor
Step 6: Finish the mousse by blending in all remaining ingredients until creamy.
  • Craft the Silky Mousse Filling. In a double boiler or a microwave-safe bowl, combine the dark chocolate and coconut oil. Melt them together gently until smooth and fully combined, stirring frequently. Allow this mixture to cool slightly. In a food processor or a high-speed blender, blend the ripe avocados with the solid coconut cream until the mixture is incredibly smooth, with absolutely no lumps remaining. Then, add the slightly cooled melted chocolate mixture, unsweetened cocoa powder, agave nectar, vanilla extract, and a pinch of salt. Blend everything until the filling is perfectly creamy, homogenous, and utterly decadent. Scrape down the sides of the bowl as needed to ensure everything is incorporated.
Overhead view of chocolate mousse filling being poured into the baked Oreo crust
Step 7: Pour the mousse into the crust and chill until set.
Overhead view of fluffy whipped coconut cream in a mixing bowl
Step 8: Prepare the light and airy coconut whipped cream.
Overhead view of a whole chocolate mousse pie, beautifully garnished and ready to serve
Step 9: Decorate your pie and serve for a truly memorable dessert.
  • Chill to Perfection. Carefully pour the smooth chocolate mousse filling into the completely cooled Oreo crust. Use a spatula to gently smooth the top surface, ensuring an even layer. Cover the pie tightly with plastic wrap and refrigerate it for a minimum of 4 hours, or ideally overnight. This crucial chilling period allows the mousse to firm up and set beautifully, making it perfectly sliceable.
  • Whip the Coconut Cream Topping. Once the pie is properly chilled and just before serving, prepare your whipped topping. Scoop out the solid coconut cream from your thoroughly chilled can (remember to discard or save the liquid). In a mixing bowl, whip the solid coconut cream with powdered sugar and vanilla extract until it becomes light, fluffy, and holds soft peaks.
  • Finish and Serve. Gently spread or artfully pipe the homemade coconut whipped cream over the top of the chilled chocolate mousse pie. For an extra touch of elegance and flavor, garnish with delicate shaved dark chocolate and/or a few extra crushed Oreo cookies. Slice and serve immediately to enjoy this exquisite vegan chocolate mousse pie!

Expert Tips for a Perfect Vegan Chocolate Mousse Pie

To ensure your vegan chocolate mousse pie turns out absolutely perfect every time, keep these helpful tips in mind:

  • Always Use Ripe Avocados. The ripeness of your avocados is paramount for the mousse’s texture. Choose avocados that are soft to the touch but not mushy. Firm or underripe avocados will result in a mousse with an undesirable lumpy consistency, and it won’t be as creamy or flavorful. A perfectly ripe avocado will blend into a velvety smooth puree.
  • Completely Cool the Crust Before Filling. Patience is key here! It’s essential to allow the baked Oreo crust to cool down completely to room temperature before you add the chocolate mousse filling. Pouring warm filling into a cold crust, or vice versa, can cause the mousse to melt, separate, or fail to set properly, compromising the pie’s structure and texture.
  • Chill the Pie for the Recommended Time. Do not rush the chilling process! Refrigerating the pie for a minimum of 4 hours (and preferably longer, even overnight) is crucial for the mousse to set firmly. This ensures that when you slice into your pie, you get clean, beautiful slices rather than a runny mess. The longer it chills, the more stable and cohesive the pie will be.
  • Ensure Coconut Cream is Well Chilled. For the whipped topping, make sure your cans of full-fat coconut milk have been refrigerated overnight. This allows the thick cream to separate and solidify at the top of the can. If it’s not well-chilled, the cream won’t whip up properly and will remain too liquidy.
  • Consider a Shortcut for the Whipped Topping. If you’re pressed for time or simply prefer convenience, feel free to swap the homemade coconut whipped cream for a high-quality store-bought vegan whipped cream. Many excellent options are available that will still provide a delicious and airy finish to your pie.
  • Taste and Adjust Sweetness. While the recipe provides guidelines for agave nectar, feel free to taste the mousse filling before chilling and adjust the sweetness to your preference. Different dark chocolates can have varying levels of bitterness, so a quick taste test can ensure perfection.
Side view of a slice of chocolate mousse pie on a white plate, garnished with whipped cream and chocolate shavings

Storing Your Vegan Chocolate Mousse Pie

Once you’ve made this delicious pie, you’ll want to ensure any leftovers are stored properly to maintain their freshness and delightful texture:

  • Refrigerator Storage: To keep your chocolate mousse pie fresh, cover it tightly with plastic wrap or transfer individual slices to an airtight container. Store it in the refrigerator for up to 3-4 days. The flavors tend to meld and deepen slightly, making it even more enjoyable on subsequent days.
  • Freezer Storage: If you’re looking to enjoy a slice of this pie at a later date, it freezes wonderfully. For best results, wrap the entire pie or individual portions tightly first with plastic wrap, then with a layer of aluminum foil. Place smaller portions in a freezer-safe container. It can be frozen for up to 2 months. When you’re ready to enjoy, simply thaw it in the refrigerator overnight before serving.

More Irresistible Vegan Desserts for Chocolate Lovers

If you adore chocolate as much as we do, you’re in for a treat! Explore these other fantastic vegan chocolate recipes from my kitchen:

  • Easy 5-Ingredient Vegan Chocolate Chia Pudding
  • Rich and Fudgy Gluten-Free Vegan Brownies
  • Decadent Vegan Chocolate Lava Cake
  • Classic Moist Vegan Chocolate Cake Recipe

Enjoy every glorious bite, friends! If you create this sensational vegan chocolate mousse pie, I would absolutely love to see your creation. Please snap a photo and tag #jessicainthekitchen on Instagram! Your feedback means the world to me, so please consider leaving a comment below and giving the recipe a star rating. Thank you so much for your support!

Overhead view of whole chocolate mousse pie in glass pie dish

Chocolate Mousse Pie

Servings: 12 slices
Prep Time: 20 minutes
Chilling Time: 4 hours
Total Time: 4 hours 20 minutes
With an Oreo crust, decadent vegan mousse filling, and coconut whipped cream, this chocolate mousse pie recipe is absolutely irresistible!

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Ingredients

For the Oreo Crust:

  • 24 Oreo cookies, regular, not double-stuffed – about 245 grams
  • 5 tablespoons melted vegan butter, 70 grams

For the Avocado Chocolate Mousse Filling:

  • 4 large ripe Hass avocados, about 8 ounces each, 800 grams total
  • 8 ounces dark chocolate, 60% – 226 grams chocolate
  • 3 tablespoons coconut oil, 42 grams
  • ¾ cup unsweetened cocoa powder, 50 grams
  • cup agave nectar, 80 millilitres
  • 1 can full fat coconut milk, 14 ounces/396 grams (scoop out the solid coconut cream from the chilled can)
  • 1 teaspoon vanilla extract, 4.2 grams
  • A pinch of salt

For the Whipped Coconut Cream Topping:

  • 1 can full-fat coconut milk or coconut cream, 14 ounces/396 grams (scoop out the solid coconut cream from the chilled can if you’re using coconut milk)
  • 2 tablespoons powdered sugar, 16 grams
  • ½ teaspoon vanilla extract, 2.1 grams
  • Shaved dark chocolate and additional Oreo cookies for garnish, optional

Instructions 

Prepare and Bake the Oreo Crust:

  • Preheat the oven to 350°F (175°C).
  • Crush Oreos in a food processor until they form fine crumbs.
  • Mix with melted vegan butter until evenly combined.
  • Press firmly into the bottom and sides of a 9-inch pie dish (23 cm).
  • Bake for 8–10 minutes, then let cool completely.

Make the Avocado Chocolate Mousse Filling:

  • Melt the dark chocolate and coconut oil together, either using a double boiler or in 30-second bursts in the microwave, stirring in between. Let cool slightly.
  • In a food processor or high-speed blender, blend the avocados with coconut cream until smooth.
  • Add the melted chocolate mixture, cocoa powder, agave nectar, vanilla extract, and a pinch of salt.
  • Blend until completely smooth and creamy. Scrape down sides as needed.
  • Pour the mousse filling into the cooled Oreo crust and smooth the top.
  • Cover and refrigerate for at least 4 hours, or until fully set.

Make the Coconut Whipped Cream:

  • Scoop out the solid coconut cream from the chilled can (discard or reserve the liquid).
  • Whip with powdered sugar and vanilla until fluffy.
  • Spread or pipe on top of the chilled pie just before serving. Decorate with shaved chocolate and additional oreo cookies if desired.

Notes

  • Chill the coconut milk cans in the refrigerator overnight so the coconut cream solidifies.
  • Refrigerator: Cover the chocolate mousse pie with plastic wrap or store it in an airtight container and place it in the refrigerator. It can last up to 3-4 days.
  • Freezer: If you want to freeze your pie for later, wrap it tightly with plastic wrap and then a layer of foil, or place smaller portions in a freezer-safe container. Freeze for up to 2 months and thaw in the refrigerator before serving.
Calories: 566kcal, Carbohydrates: 42g, Protein: 6g, Fat: 45g, Saturated Fat: 24g, Polyunsaturated Fat: 4g, Monounsaturated Fat: 15g, Trans Fat: 1g, Cholesterol: 1mg, Sodium: 174mg, Potassium: 740mg, Fiber: 9g, Sugar: 20g, Vitamin A: 106IU, Vitamin C: 8mg, Calcium: 46mg, Iron: 8mg

Disclaimer: Although jessicainthekitchen.com attempts to provide accurate nutritional information, kindly note that these are only estimates. Nutritional information may be affected based on the product type, the brand that was purchased, and in other unforeseeable ways. Jessicainthekitchen.com will not be held liable for any loss or damage resulting for your reliance on nutritional information. If you need to follow a specific caloric regimen, please consult your doctor first.

Cuisine: American
Course: Desserts
Author: Jessica Hylton