Chocolate Peanut Butter Pie Cookies (Crumbl Dupe)

If you are looking for the ultimate dessert showdown between rich, fudgy chocolate and creamy, velvety peanut butter, look no further. These decadent Crumbl-inspired Chocolate Peanut Butter Pie Cookies are an absolute banger of a dessert. Featuring a super-fudgy dark chocolate cookie base packed with real crushed Oreo pieces, a cloud-like peanut butter mousse topping, and a shower of chopped peanut butter cups, these cookies are completely irresistible.

What makes this particular recipe stand out from the crowd is the texture combination. Instead of a heavy, dense peanut butter buttercream, this recipe features a light, whipped peanut butter mousse that perfectly balances the deep, intense richness of the black cocoa cookie crust. Drizzled with smooth melted milk chocolate, it is a beautifully balanced, show-stopping cookie that will have everyone in your comments asking for the recipe.

🥜 Why You’ll Love This Recipe

 Perfectly Balanced Sweetness: Unlike typical bakery cookies that can be overwhelmingly sweet, the dark cocoa base and whipped mousse are perfectly calibrated so they aren’t shockingly sugary.

 No-Chill Cookie Dough: You don’t have to wait around for this dough to firm up in the fridge. Scoop, flatten, and bake right away!

 Textural Heaven: You get the crunch of the Oreo-stuffed base, the silky fluffiness of the mousse, and the bite of chopped Reese’s on top.

🛒 Ingredients You’ll Need

For the Peanut Butter Mousse

• ½ cup + 2 tbsp creamy peanut butter (approx. 160g)
• 4 oz cream cheese, softened (approx. 113g)
• 2 tbsp unsalted butter, softened (approx. 28g)
• ½ cup powdered sugar (approx. 60g)
• 1 cup heavy whipping cream (240ml)
• 1 tsp vanilla extract (5ml)

For the Chocolate Cookie Base

• 1 cup unsalted butter, softened (227g)
• ⅔ cup granulated sugar (135g)
• ⅔ cup light brown sugar, packed (145g)
• 2 large eggs
• 1 tbsp vanilla extract (15ml)
• 20 Oreos with filling, finely crushed (230g)
• 2 ½ cups all-purpose flour (312g)
• ½ cup black cocoa powder (40g) 
• 1 tsp baking soda
• 1 tsp baking powder
• 1 tsp cornstarch
• 1 tsp salt

For the Topping

• 1 bag snack-size peanut butter cups, chopped
• ½ cup milk chocolate chips or melting wafers (approx. 90g), melted for drizzling

🥣 Step-by-Step Instructions

Step 1: Whip Up the Peanut Butter Mousse

1 In a medium bowl, combine the creamy peanut butter, softened cream cheese, softened butter, powdered sugar, and vanilla extract. Use a hand mixer to beat until smooth and completely combined.

2 In a separate chilled bowl, pour in the heavy cream and whip using a hand mixer until stiff peaks form.

3 Gently fold the whipped cream into the peanut butter mixture using a rubber spatula until smooth and uniform. Cover and place in the refrigerator to chill while you make the cookies.

Step 2: Make the Cookie Dough

1 Preheat your oven to 350°F (175°C) and line two large baking sheets with parchment paper or silicone baking mats.

2 Place your 20 Oreos (creme filling included!) into a food processor. Pulse and grind until they are finely, finely crushed, resembling a dark flour.

3 In a large mixing bowl, beat together the softened butter, granulated sugar, light brown sugar, eggs, and vanilla extract until smooth and creamy.

4 Add the dry ingredients directly to the wet mixture: the all-purpose flour, black cocoa powder, baking soda, baking powder, cornstarch, salt, and your finely crushed Oreo crumbs. Fold together with a spatula just until a cohesive, dark dough forms.

Step 3: Scoop and Bake

1 Portion the dough into twelve 3.5-ounce (approx. 100g) dough balls.

2 Place the dough balls onto your baking sheets, leaving plenty of room between them, and gently press down on the tops with your hand to flatten them slightly.

3 Bake at 350°F (175°C) for approximately 12 minutes.

Step 4: Create the “Pie Crust” Pocket

1 Immediately upon pulling the cookies out of the oven while they are still hot and soft, take the bottom of a round measuring cup (like a ⅓ or ½ cup measure) and gently press down into the center of each cookie.

2 This will flatten the inside and leave a perfect indented rim, creating a pocket or “crust” to hold your pie filling. Let the cookies cool completely.

Step 5: Assemble and Decorate

1 Transfer your chilled peanut butter mousse into a piping bag fitted with a large round tip (or just snip the corner off). Pipe a generous swirl of mousse into the center pocket of each cooled cookie.

2 Melt your milk chocolate and use a spoon to artistically drizzle it back and forth over the peanut butter mousse.

3 Don’t be shy—pile a mountain of chopped peanut butter cup pieces right on top of the fresh drizzle. Feel free to add even more than you think you need!

👩‍🍳 Tips for Baking Success

 Don’t Skip the Black Cocoa: Using dark Dutch-process or black cocoa powder is the absolute key to getting that authentic, rich Oreo-pie flavor and beautiful deep contrast against the tan mousse. Regular cocoa powder works in a pinch, but won’t give you the same bakery-style depth.

 The Hot Cup Trick: You must press the measuring cup into the center of the cookies the second they leave the oven. If they cool even a little bit, the edges will crack rather than form that perfect, clean pocket.

📦 Storage and Freshness

Because the peanut butter mousse contains fresh heavy cream and cream cheese, these cookies must be stored in the refrigerator.

Place them in a single layer inside an airtight container, and they will stay perfectly fresh, soft, and delicious for up to 4 to 5 days. For the absolute best texture, let a cookie sit on the counter for about 10–15 minutes before diving in so the fudgy base softens up just a bit!

Piping bags, cookie boxes, flavor extracts, measuring cups, cookie scoops and tons of other items I use to bake with is linked for you in my Amazon Storefront!