Mississippi Mud Pie is a classic American dessert, but the Muller Corner twist adds a layer of creamy, tangy fruit compote nestled on top of the rich chocolate filling, just like the beloved yogurt brand. This version layers a crunchy chocolate cookie crust, a dense and fudgy brownie-like filling, and a smooth chocolate mousse, all crowned with a vibrant berry compote. It’s a decadent dessert that balances deep chocolate with bright fruit, and it’s surprisingly straightforward to make at home.
Ingredients
- For the Crust:
- 1 ½ cups (150 g) chocolate wafer cookie crumbs (about 30 wafers)
- ¼ cup (50 g) granulated sugar
- 6 tablespoons (85 g) unsalted butter, melted
- For the Brownie Layer:
- ½ cup (115 g) unsalted butter
- 4 oz (115 g) bittersweet chocolate, chopped
- 1 cup (200 g) granulated sugar
- 2 large eggs
- 1 teaspoon vanilla extract
- ½ cup (60 g) all-purpose flour
- ¼ cup (25 g) unsweetened cocoa powder
- ¼ teaspoon salt
- For the Chocolate Mousse:
- 1 ½ cups (360 ml) heavy cream, cold
- ½ cup (60 g) powdered sugar
- ¼ cup (25 g) unsweetened cocoa powder
- 1 teaspoon vanilla extract
- For the Berry Compote:
- 2 cups (300 g) mixed berries (fresh or frozen), such as strawberries, raspberries, blueberries
- ¼ cup (50 g) granulated sugar
- 1 tablespoon lemon juice
- 1 teaspoon cornstarch mixed with 1 tablespoon water (slurry)
Instructions
- Make the crust: Preheat oven to 350°F (175°C). In a medium bowl, combine the chocolate wafer crumbs and sugar. Pour in the melted butter and stir until the mixture is evenly moistened. Press the mixture firmly into the bottom and up the sides of a 9-inch (23 cm) pie dish. Bake for 10 minutes. Set aside to cool completely.
- Make the brownie layer: Reduce oven temperature to 325°F (165°C). In a heatproof bowl set over a pot of simmering water (or in the microwave in 30-second bursts), melt the butter and chopped chocolate together, stirring until smooth. Remove from heat and whisk in the sugar, then the eggs one at a time, followed by the vanilla. Sift in the flour, cocoa powder, and salt, and stir until just combined. Pour the batter over the cooled crust.
- Bake the brownie layer: Bake for 20-25 minutes, until a toothpick inserted into the center comes out with a few moist crumbs. The center should be slightly fudgy. Let cool completely on a wire rack, then refrigerate for at least 1 hour.
- Make the chocolate mousse: In a large chilled bowl, combine the cold heavy cream, powdered sugar, cocoa powder, and vanilla. Beat with an electric mixer on medium-high speed until stiff peaks form. Be careful not to overbeat, or the cream will become grainy.
- Make the berry compote: In a small saucepan, combine the berries, sugar, and lemon juice. Cook over medium heat, stirring occasionally, until the berries release their juices and the mixture comes to a simmer, about 5 minutes. Stir in the cornstarch slurry and continue to simmer for 1-2 minutes, until the mixture thickens slightly. Remove from heat and let cool completely.
- Assemble the pie: Spread the chocolate mousse over the cooled brownie layer, smoothing the top with a spatula. Spoon the cooled berry compote over the mousse, leaving a small border around the edge to show the mousse. Refrigerate for at least 3 hours, or until set.
Tips
- Substitutions: For the crust, you can use graham cracker crumbs or crushed Oreos (remove the filling) instead of chocolate wafers. If you prefer a lighter mousse, fold in a cup of whipped cream into a chocolate ganache (melted chocolate and cream) instead of the cocoa powder version.
- Storage: This pie keeps well in the refrigerator for up to 4 days. Cover loosely with plastic wrap or foil to prevent it from picking up other odors.
- Common mistake: Overbaking the brownie layer will make it dry and cakey. Keep an eye on it and pull it out while the center is still slightly soft – it will set as it cools.
- Make ahead: You can prepare the crust and brownie layer a day ahead and keep them in the refrigerator. Assemble the mousse and compote on the day you plan to serve.
Serving Suggestions
Serve this pie chilled, straight from the refrigerator. It’s rich, so a small slice is satisfying. Pair it with a dollop of unsweetened whipped cream or a scoop of vanilla ice cream to contrast the deep chocolate. A cup of strong coffee or a glass of cold milk also complements the dessert beautifully.
Variations
- Classic Mississippi Mud: Omit the berry compote and instead top the mousse with a layer of chocolate ganache and sprinkle with chopped pecans.
- Raspberry Swirl: Instead of a compote, swirl raspberry jam into the mousse before it sets for a marbled effect.
- Peanut Butter Twist: Add a layer of peanut butter (warmed and drizzled) between the brownie and the mousse for a salty-sweet contrast.
- Gluten-Free: Use gluten-free chocolate wafer cookies for the crust and a gluten-free all-purpose flour blend in the brownie layer.
Storage and Reheating
Store the pie in the refrigerator, covered, for up to 4 days. This dessert is meant to be served cold, so there’s no need to reheat it. If you’ve frozen individual slices, thaw them in the refrigerator overnight before serving.
Frequently Asked Questions
Can I use frozen berries for the compote? Yes, frozen berries work perfectly. Just add them directly to the saucepan; they will thaw and release their juices as they heat.
Can I make this pie without the mousse? Absolutely. You can simply top the brownie layer with the compote, or use a layer of chocolate ganache or whipped cream instead.
Why is my mousse grainy? This usually happens when the cream is overwhipped. Stop beating as soon as stiff peaks form, and be gentle when folding in any additional ingredients.
Can I use a store-bought crust? Yes, a store-bought chocolate or graham cracker crust will save time. You can skip the crust-making step, but you may want to reduce the baking time for the brownie layer slightly, as the crust is already baked.
How do I get clean slices? Use a sharp knife dipped in hot water and wiped dry between cuts. This will give you neat, professional-looking slices.
Can I freeze the whole pie? Yes, you can freeze the assembled pie for up to 2 months. Wrap it tightly in plastic wrap and then foil. Thaw overnight in the refrigerator before serving.
Related
- Large Pork Tenderloin Sandwich: A Hearty Recipe
- Lazy Chicken and Dumplings with Biscuits
- Chess Opening Moves: A Beginner’s Guide
More recipes to cook
Safety notes: safe minimum internal temperatures from USDA FSIS; raw and undercooked fish guidance from the U.S. FDA. Food safety notes
Spotted an error? Tell us and we will correct it (corrections policy).