This Mississippi Mud Pie is a deeply chocolatey, Southern-style dessert with a crumbly cookie crust, a fudgy brownie-like filling, and a cloud of whipped cream on top. The Hairy Bikers’ version is a crowd-pleaser because it balances rich, dark chocolate with a light, airy topping, making it indulgent without being overly heavy. It’s a straightforward bake that looks impressive but comes together with basic ingredients.
Ingredients
- For the crust: 1 ½ cups (150 g) chocolate sandwich cookie crumbs (about 15 cookies, cream removed)
- 5 tbsp (70 g) unsalted butter, melted
- For the filling: 1 cup (225 g) unsalted butter, cubed
- 8 oz (225 g) dark chocolate (70% cocoa), chopped
- 1 cup (200 g) granulated sugar
- 3 large eggs, at room temperature
- 1 tsp vanilla extract
- ½ cup (60 g) all-purpose flour
- ¼ tsp salt
- For the topping: 1 ½ cups (360 ml) heavy cream, cold
- 2 tbsp (15 g) powdered sugar
- 1 tsp vanilla extract
- Chocolate shavings or cocoa powder, for garnish (optional)
Instructions
- Preheat your oven to 350°F (175°C). Grease a 9-inch (23 cm) springform pan and line the bottom with parchment paper.
- Make the crust: In a medium bowl, combine the cookie crumbs and melted butter. Press the mixture firmly into the bottom of the prepared pan. Bake for 10 minutes, then set aside to cool slightly. Leave the oven on.
- Make the filling: In a heatproof bowl set over a pan of simmering water (or in the microwave in 30-second bursts), melt the 1 cup butter and dark chocolate together, stirring until smooth. Remove from heat and let cool for 5 minutes.
- Whisk the sugar into the chocolate mixture, then add the eggs one at a time, whisking well after each addition. Stir in the vanilla.
- Sift the flour and salt over the mixture and fold in gently with a spatula until just combined. Do not overmix.
- Pour the filling over the crust and smooth the top. Bake for 25–30 minutes, until the edges are set but the center is still slightly wobbly. A toothpick inserted 2 inches from the edge should come out with moist crumbs, not wet batter.
- Cool the pie completely on a wire rack, then refrigerate for at least 4 hours (or overnight) until fully chilled and firm.
- Make the topping: In a chilled bowl, whip the heavy cream with the powdered sugar and vanilla until soft peaks form. Spread or pipe the cream over the chilled pie.
- Garnish with chocolate shavings or a dusting of cocoa powder if desired. Slice with a sharp knife dipped in hot water for clean cuts.
Tips
- Chilling is key: Don’t skip the 4-hour chill. The pie needs to set completely to slice cleanly. If you’re in a hurry, freeze for 2 hours instead.
- Cookie crumbs: Use chocolate sandwich cookies (like Oreos) and scrape off the cream filling. You can also use chocolate graham crackers or a ready-made chocolate cookie crust.
- Don’t overbake: The center should look slightly underdone when you remove it from the oven; it will set as it chills. Overbaking makes the filling dry and cakey.
- Substitutions: For a gluten-free version, use gluten-free cookie crumbs and substitute the flour with a 1:1 gluten-free baking flour. For a less intense chocolate, use semi-sweet (50–60%) chocolate instead of dark.
Serving Suggestions
Serve the pie straight from the fridge for a firm, fudgy texture. It’s wonderful with a scoop of vanilla ice cream or a drizzle of warm chocolate sauce. A cup of strong coffee or a glass of cold milk balances the richness perfectly. For a special occasion, add fresh raspberries or a sprinkle of sea salt on top.
Variations
- Peanut Butter Swirl: Warm ½ cup (130 g) peanut butter and spoon it over the filling before baking; swirl with a knife.
- Mint Chocolate: Add ½ teaspoon peppermint extract to the filling and top with crushed peppermint candies.
- Espresso Kick: Dissolve 1 tablespoon instant espresso powder in 1 tablespoon hot water and stir into the chocolate mixture.
- Nutty Crunch: Fold ½ cup (60 g) toasted pecans or walnuts into the filling before pouring into the crust.
Storage and Reheating
Store the pie (with or without the cream topping) covered in the refrigerator for up to 4 days. The whipped cream may soften slightly but will still taste great. For longer storage, freeze the pie (without the cream) for up to 3 months; wrap tightly in plastic wrap and foil. Thaw overnight in the fridge before serving. If you prefer a warm pie, reheat individual slices in the microwave for 15–20 seconds, but note that the texture will become more cake-like.
Frequently Asked Questions
Can I make this pie ahead of time? Yes, absolutely. The pie can be baked and chilled up to 2 days in advance. Add the whipped cream topping no more than a few hours before serving to keep it looking fresh.
Why is my filling cracked on top? Cracks happen when the pie is overbaked or when the oven temperature is too high. To avoid this, bake at the lower end of the temperature range and remove the pie while the center is still jiggly. A water bath can also help, but it’s not essential.
Can I use milk chocolate instead of dark? Yes, but the pie will be sweeter and less intensely chocolatey. If using milk chocolate, reduce the sugar to ¾ cup (150 g) to balance the sweetness.
How do I get clean slices? Use a sharp, thin-bladed knife and dip it in hot water before each cut. Wipe the blade clean between slices. Chilling the pie thoroughly is also crucial.
Can I freeze the pie with the cream topping? It’s not recommended, as the whipped cream will deflate and become watery upon thawing. Freeze the pie without the topping and add fresh cream after thawing.
Is this pie safe to leave out at room temperature? Because it contains eggs and cream, do not leave it out for more than 2 hours total. Refrigerate any leftovers promptly.
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