As the rich aroma of chocolate fills the air, I can’t help but feel a wave of nostalgia rush over me. Today, I’m thrilled to share my ultra-easy Slow Cooker Reese’s Peanut Butter and Chocolate Cake—a delightful dessert that combines two classic favorites in one irresistible dish. With just five ingredients, this cake is a breeze to whip up, making it perfect for any last-minute gatherings or lazy weekend afternoons. Not only does it save you from an overheated kitchen during hot summer months, but it also offers that gooey, melt-in-your-mouth experience that chocolate and peanut butter lovers crave. Ready to indulge your sweet tooth? Let’s dive into this deliciously simple recipe!
Why is This Cake a Must-Try?
Decadent Indulgence: This Slow Cooker Reese’s Peanut Butter and Chocolate Cake is pure bliss, marrying rich chocolate and creamy peanut butter in every bite.
Time-Saving Marvel: With just five ingredients, it’s not only easy to prepare but also frees you to enjoy more time with loved ones.
Irresistible Texture: Expect a soft, gooey center paired with a luscious peanut butter topping that’s sure to impress anyone at your gathering.
No Oven, No Problem: Perfect for warm days, this cake cooks effortlessly in your slow cooker, keeping your kitchen cool and hassle-free.
Customizable Creativity: Feel free to experiment with variations, like swapping in butterscotch chips or trying almond butter, ensuring there’s a twist for everyone! Treat yourself to this delightful dessert and even explore options like the Peanut Butter Oatmeal or Harry Potter Butterbeer Cupcakes for more fun flavors.
Reese’s Peanut Butter Cake Ingredients
For the Cake
• Devil’s Food Cake Mix – The star of this dessert, providing a deep, rich chocolate flavor.
• Melted Butter (1/2 cup) – Adds moisture and richness; choose unsalted for best results.
• Eggs (3) – Essential for giving the cake structure and stability.
• Water (1 cup) – Keeps your cake moist and perfectly hydrated during cooking.
• Reese’s Minis (8 oz) – Sprinkle joy with these delightful chunks of chocolate and peanut butter throughout the cake; chocolate chips can be a great substitute.
For the Topping
• Peanut Butter (1 cup) – The creamy base for your luscious frosting; both creamy and crunchy varieties work beautifully.
• Confectioners Sugar (4 tbsp) – Sweetens the topping just right; feel free to adjust based on your taste.
• Reese’s Peanut Butter Cups – Chopped for garnish, adding decoration and an extra layer of that beloved Reese’s flavor.
Step‑by‑Step Instructions for Decadent Slow Cooker Reese’s Peanut Butter and Chocolate Cake
Step 1: Mix Ingredients
In a large mixing bowl, combine the Devil’s Food Cake Mix, melted butter, eggs, and water. Whisk together until the mixture is well blended but may remain slightly lumpy; this is normal. This creates a rich base for your cake that embodies the flavors of chocolate and peanut butter.
Step 2: Fold in Reese’s
Carefully fold in the 8 ounces of Reese’s Minis into the batter, ensuring that each delightful chunk is evenly distributed. This will add bursts of chocolate and peanut butter throughout the cake. Be gentle to maintain the airiness of the batter as you incorporate the candy.
Step 3: Prepare Slow Cooker
Spray the bottom and sides of the slow cooker with cooking oil to prevent the cake from sticking. This crucial step ensures easy removal later. Set your slow cooker aside as you prepare to transfer the batter, ensuring it’s ready to create that luscious chocolate cake.
Step 4: Transfer Batter
Pour the batter into the prepared slow cooker, using a spatula to spread it out evenly. Make sure to get the batter into the corners so that every bite is as luscious as the last. This is the moment where your smooth batter takes shape into a delicious cake!
Step 5: Cook
Cover the slow cooker with its lid and set to high heat. Allow the cake to cook for approximately 2 hours. Check for doneness by inserting a toothpick into the center; it should come out clean or with moist crumbs, confirming your Decadent Slow Cooker Reese’s Peanut Butter and Chocolate Cake is perfectly baked.
Step 6: Prepare Topping
While the cake is cooking, microwave 1 cup of peanut butter for about 1 minute, or until it’s melted and smooth. Remove from the microwave and stir in 4 tablespoons of confectioners sugar. This creamy topping will provide a sweet and luscious finish to your cake.
Step 7: Finish Cake
Once the cake is cooked to perfection, carefully spread the peanut butter mixture over the top while it’s still warm. The warmth will help the topping to melt slightly, making it even more delicious. Garnish with chopped Reese’s Peanut Butter Cups for an extra delightful touch that everyone will love!
What to Serve with Decadent Slow Cooker Reese’s Peanut Butter and Chocolate Cake
Indulging in this luscious cake is even sweeter when paired with delightful accompaniments that enhance its rich flavors.
- Vanilla Ice Cream: The creamy, coolness of vanilla ice cream balances the warm, gooey cake, creating a perfect harmony of flavors.
- Whipped Cream: Light and airy, whipped cream adds a lovely contrast to the rich cake while providing a sweet, fluffy topping.
- Chilled Milk: A classic pairing, a glass of cold milk complements the chocolate and peanut butter, enhancing the tasting experience.
- Fresh Berries: The tartness of raspberries or strawberries cuts through the sweetness, adding a refreshing note to each decadent bite.
- Chocolate Sauce Drizzle: For the ultimate chocolate-lover’s delight, a light drizzle of chocolate sauce amplifies the dessert’s rich flavors without overwhelming it.
- Peanut Butter Drizzle: To enhance the peanut flavor even more, a drizzle of melted peanut butter brings another layer of creamy goodness to the cake.
- Nutty Coffee: A warm cup of nut-flavored coffee pairs beautifully, bringing out the cake’s flavors and providing a cozy experience.
- Chocolate-Covered Pretzels: The salty crunch of pretzels adds texture and a delightful contrast to the sweetness of the cake, providing delightful bites.
- Caramel Sauce: A drizzle of salted caramel adds an exciting flavor dimension, enhancing the chocolate and peanut butter sweetness.
- Malted Milkshake: This rich, creamy shake is a nostalgic pairing that echoes the dessert’s flavor profile while delivering a delightful creamy texture.
Expert Tips for Reese’s Peanut Butter Cake
Seal Properly: Ensure your slow cooker lid is tightly sealed to avoid any moisture loss during cooking, which can lead to dryness.
Use Parchment Paper: Consider lining your slow cooker with parchment paper for easier cake removal and cleanup. It’ll save you time and frustration!
Check Doneness Early: Start checking for doneness around the 1.5-hour mark; slow cookers vary, and timing can affect your delicious Reese’s peanut butter cake.
Don’t Overmix: Avoid overmixing the batter as you incorporate the Reese’s Minis. Gentle folding will keep the cake airy and soft.
Customize Frosting: Feel free to adjust the sweetness of your frosting based on your preference by adding more or less confectioners sugar for your perfect finish!
Reese’s Peanut Butter Cake Variations
Feel free to get creative with your Slow Cooker Reese’s Peanut Butter and Chocolate Cake—there are so many delightful twists you can try!
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Gluten-Free: Use a gluten-free chocolate cake mix for a deliciously inclusive dessert that everyone can enjoy.
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Nutty Delight: Substitute almond butter for peanut butter to add a unique nutty flavor; it pairs beautifully with chocolate!
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Butterscotch Bliss: For a fun twist, replace Reese’s Minis with butterscotch chips for a delightful change of pace and flavor.
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Vegan Option: To make it vegan, swap the eggs with flaxseed meal and use a dairy-free butter alternative along with plant-based milk.
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Spicy Kick: Add a pinch of cayenne pepper to the batter for a surprising heat that complements the sweetness of the cake.
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Decadent Toppings: Drizzle with melted chocolate or caramel sauce for a gourmet finish that will leave everyone wanting more.
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Muffin-ify: Pour the batter into muffin tins for individual portions—perfect for a party or an on-the-go treat!
Don’t stop there! You can also explore other recipes for fun flavor ideas like Peanut Butter Jelly or Harry Potter Butterbeer Cupcakes that could inspire your next baking adventure!
Storage Tips for Reese’s Peanut Butter Cake
Fridge: Store leftover cake in an airtight container in the refrigerator for up to 1 week. This keeps the flavors fresh while maintaining that inviting, creamy topping.
Freezer: For longer storage, freeze the cake for up to 3 months. Wrap it tightly in plastic wrap, then place it in a freezer-safe container to avoid freezer burn.
Thawing: When you’re ready to enjoy the Reese’s Peanut Butter Cake again, simply transfer it to the fridge the night before to thaw slowly for the best texture.
Reheating: To serve warm, microwave individual slices for about 15-20 seconds; this warms the chocolate and peanut butter flavors to create that delightful, gooey sensation once more!
Make Ahead Options
These Decadent Slow Cooker Reese’s Peanut Butter and Chocolate Cake components are perfect for busy home cooks seeking time-saving solutions! You can mix the cake batter and refrigerate it up to 24 hours in advance—this helps the flavors meld beautifully before cooking. Simply store the combined ingredients in an airtight container to maintain freshness. To ensure a moist cake, avoid overmixing after refrigeration; gently stir in the Reese’s Minis just before transferring the batter to the slow cooker. When you’re ready to enjoy, just pour the chilled batter into your prepared slow cooker, cook for about 2 hours, and finish with the peanut butter topping for a delightful dessert that’s just as delicious as if made fresh!
Reese’s Peanut Butter and Chocolate Cake Recipe FAQs
How do I know when my chocolate cake is done?
Absolutely! To check for doneness, insert a toothpick into the center of the cake. If it comes out clean or with just a few moist crumbs, your cake is ready. Keep an eye on it and start checking around the 1.5-hour mark since slow cooker times can vary.
What should I look for when selecting peanut butter?
Very good question! When picking peanut butter for your cake, aim for a brand that has simple ingredients, ideally just peanuts and salt. If you’re a fan of creamy textures, go for creamy peanut butter, while crunchy adds a delightful texture. Make sure to avoid any that have added sugars if you’re looking for a more natural flavor!
How should I store the leftover cake?
You can store leftover Reese’s Peanut Butter Cake in an airtight container in the refrigerator for up to 1 week. This helps maintain its deliciousness while keeping the creamy topping fresh. Each slice will still taste as amazing as the first!
Can I freeze the cake, and how?
Of course! To freeze your Reese’s Peanut Butter Cake, wrap it tightly in plastic wrap after it’s cooled completely. Then, place it in a freezer-safe container. It will stay fresh for up to 3 months. When you’re ready to enjoy, thaw it overnight in the refrigerator before serving.
Is there anything I should watch out for when making this cake?
Absolutely! One common issue is dryness, which can happen if the slow cooker lid isn’t sealed properly. Make sure it’s tightly covered to retain moisture. Also, be cautious not to overmix the batter; gentle folding helps maintain airiness for that fluffy texture we all love.
Can I adapt this recipe to be healthier or suit dietary restrictions?
Yes! You can use a gluten-free cake mix for a gluten-sensitive version of this cake. If you’re looking for a different flavor, butterscotch chips make a delightful swap for the Reese’s Minis. Additionally, consider substituting peanut butter with almond butter for a nutty twist!

Irresistible Reese’s Peanut Butter Slow Cooker Cake Delight
Ingredients
Equipment
Method
- In a large mixing bowl, combine the Devil's Food Cake Mix, melted butter, eggs, and water. Whisk until well blended.
- Fold in the 8 ounces of Reese's Minis into the batter carefully.
- Spray the bottom and sides of the slow cooker with cooking oil.
- Pour the batter into the prepared slow cooker.
- Cover the slow cooker with its lid and set to high heat, cooking for approximately 2 hours.
- While the cake is cooking, microwave 1 cup of peanut butter until melted and smooth, then stir in 4 tablespoons of confectioners sugar.
- Spread the peanut butter mixture over the top of the cake while it's still warm, and garnish with chopped Reese’s Peanut Butter Cups.
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