No-Bake Chocolate Peanut Butter Bar with Oreo Crust
Rich no-bake dessert bars featuring a crunchy Oreo cookie crust layered with smooth peanut butter and topped with a glossy chocolate ganache. This american-inspired desserts ready in about 20 minutes layers cookies, finely crushed Oreo cookies, melted unsalted butter, creamy peanut butter into a dessert worth slowing down for — great for weekend baking, holiday tables, or any time you want a sweet payoff at the end of a meal. Each serving lands at about 370 calories and feeds 12, so it slots into a weekend bake or a special-occasion dessert tray. Tap "Plan a meal with the AI" below to drop this recipe into your week and send the ingredients straight to Instacart. Nutrition values are approximate, calculated from USDA FoodData Central (fdc.nal.usda.gov) — verify against ingredient labels for any health-driven dietary plan.
Ingredients
- 24 cookies, finely crushed Oreo cookies
- 6 tbsp, melted unsalted butter
- 1 cup creamy peanut butter
- 1 1/2 cups powdered sugar
- 4 tbsp, softened unsalted butter (for filling)
- 1 1/2 cups semi-sweet chocolate chips
- 1/2 cup heavy cream
Instructions
- Step 1: Line an 8x8-inch square pan with parchment paper, leaving overhang on the sides for easy removal.
- Step 2: In a medium bowl, combine 24 finely crushed Oreo cookies with 6 tbsp melted unsalted butter; stir until crumbs are evenly coated.
- Step 3: Press the Oreo mixture firmly into the bottom of the prepared pan to form a compact crust.
- Step 4: In a separate bowl, beat together 1 cup creamy peanut butter, 4 tbsp softened unsalted butter, and 1 1/2 cups powdered sugar until smooth and creamy.
- Step 5: Spread the peanut butter mixture evenly over the Oreo crust using a spatula.
- Step 6: In a small saucepan over medium-low heat, warm 1/2 cup heavy cream until it starts to simmer, then remove from heat and add 1 1/2 cups semi-sweet chocolate chips.
- Step 7: Let the chocolate sit for 1 minute, then stir until the ganache is smooth and glossy.
- Step 8: Pour the chocolate ganache evenly over the peanut butter layer and smooth the top.
- Step 9: Refrigerate the bars for at least 3 hours or until the ganache is firm and set.
- Step 10: Use the parchment paper overhang to lift the bars from the pan, cut into 12 squares, and serve chilled.
Equipment for this recipe
Top-rated tools to make this recipe successfully.
Frequently asked questions
How long does No-Bake Chocolate Peanut Butter Bar with Oreo Crust take to make?
Total time is about 20 minutes (20 min prep + 0 min cook). Most home bakers find this fits a weekend afternoon; chill or store as the recipe directs before serving.
How do I store leftover No-Bake Chocolate Peanut Butter Bar with Oreo Crust?
Cool fully before storing. Most baked desserts keep at room temperature in an airtight container for 2–3 days, or in the fridge for up to 5 days. Cream- or custard-based desserts must go in the fridge within 2 hours; reheat gently or serve cold per the recipe.
Can I substitute ingredients in No-Bake Chocolate Peanut Butter Bar with Oreo Crust?
Yes — most ingredients in this recipe have flexible swaps. For oil, use any neutral high-smoke-point oil (avocado, grapeseed, refined coconut). For aromatics, dried herbs at ⅓ the volume of fresh work in a pinch. The full ingredient list is shoppable on Instacart so you can see substitutes in real time.
How do I scale No-Bake Chocolate Peanut Butter Bar with Oreo Crust for a different number of people?
The recipe is written for 12 servings. Multiply each ingredient by (your serving target / 12). Cook time stays roughly the same up to 2x; for 3-4x batches, switch from a skillet to a sheet pan or stockpot so the food isn't crowded — overcrowding steams instead of browns.
What goes well with No-Bake Chocolate Peanut Butter Bar with Oreo Crust?
American desserts like this pair well with a simple grain (rice, couscous, or crusty bread), a quick salad with acid (lemon vinaigrette, pickled onions), and a pan sauce or yogurt-based dip. Tap "Plan a meal with the AI" to get specific side suggestions.
