Decadent Reese’s Peanut Butter Cookie Cake

The Ultimate Homemade Reese’s Peanut Butter Cookie Cake: A Delicious Birthday Tradition

There are some memories that are so vivid, they feel like they happened yesterday. One such memory takes me back to my 7th birthday party, a chaotic scene filled with Rugrats-themed decorations, a house full of excited kids, and, unknowingly, two tiny culinary saboteurs. My youngest siblings, mischievous twins who perfectly embody the phrase “double trouble,” were just one year old at the time. While everyone was downstairs eagerly awaiting the pinata’s demise, these two intrepid bandits managed to scale the kitchen table, their tiny hands plunging directly into my meticulously homemade Rugrats birthday cake. Can I really blame them for wanting a piece of that chocolatey action? Probably not, but their knack for creating delightful chaos has certainly followed them into adulthood. Fast forward 16 years, and those same “double trouble” twins just turned 17 last week. To celebrate, I embarked on the sentimental journey back home, armed with a very special treat: this incredible Reese’s Peanut Butter Cookie Cake.

Forget the store bought! This Easy Homemade Reeses Peanut Butter Cookie Cake by @designeatrepeat is easy to whip up and just as tasty as its premade competition! Mmm!

Crafting the Perfect Birthday Treat: When Siblings Can’t Agree

Deciding on a birthday cake for one person can be tricky, but for twins with wildly different tastes? That’s a whole new level of culinary challenge. Before heading home, I texted both of them, innocently asking about their favorite kind of cake. My sister, ever the sweet tooth, responded with a delightful, albeit emphatic, “Choco choco choco” or “Cookie Cake!” Her answer was clear, giving me a solid direction. My brother, on the other hand, true to his smart-aleck nature, offered a simple yet unsettling reply: “Dead Carcass.” While I appreciated the humor (or perhaps his attempt at it), my mission was to create something edible and delicious for their celebration. So, despite my initial goal to please both parties equally, I gracefully conceded to my sister’s more appealing request. Sorry, bro – my kitchen doesn’t cater to sarcasm, especially when it comes to birthday desserts!

At this point, you might be raising an eyebrow at the mention of “dead carcass” on a food blog, but let’s swiftly move past that unsettling image and dive back into the irresistible, peanut-buttery goodness of this homemade cookie cake. This isn’t just any cookie cake; it’s a celebration of flavor, texture, and the joy of creating something truly special from scratch.

Forget the store bought! This Reeses Peanut Butter Cookie Cake by @designeatrepeat is easy to whip up and just as tasty as its premade competition!

Why This Reese’s Peanut Butter Cookie Cake Stands Out

With its perfectly soft, chewy texture and that undeniable, subtle sweetness from real peanut butter, this cookie cake offers a fantastic homemade alternative to anything you might find in a store. There’s a certain magic that happens when chocolate and peanut butter combine, and this recipe captures it beautifully, making it a guaranteed crowd-pleaser for any celebration, especially birthdays.

The Secret to Signature Cookie Cake Texture: The Right Pan

One of my favorite tips for achieving that classic, thin, yet delightfully chewy cookie cake texture is to use a large 16″ round cake pan. While a standard 9-inch pan will certainly work, a larger pan allows you to spread the cookie dough out thinner, resulting in that ideal balance of a slightly crisp edge and a wonderfully soft, moist interior. This generous size also means more servings and a more impressive presentation, making it perfect for parties and gatherings where you want to make a statement.

Fast Baking for Instant Gratification

Beyond the texture, using a larger, thinner pan offers another distinct advantage: a faster baking time. Nobody wants to wait an hour in the kitchen for a cake to bake, especially when delicious aromas are filling the air! This recipe bakes up quickly, ensuring you spend less time waiting and more time enjoying. Once the cookie cake has cooled to perfection, the real fun begins. You can top it with your frosting of choice – whether you opt for a decadent homemade buttercream or, like me in a pinch, a convenient can of store-bought frosting. Don’t forget to generously adorn it with extra Reese’s candies for that ultimate decorative touch and a burst of flavor in every bite. If I hadn’t run out of butter during my visit, a homemade frosting would have been my go-to, but as my sister often wisely reminds me (perhaps reflecting on her childhood cake-destroying escapades), “you win some, you lose some.” And sometimes, the convenience of a can is a definite win!

Forget the store bought! This Reeses Peanut Butter Cookie Cake is easy to whip up and just as tasty as its premade competition! Recipe by Design Eat Repeat

The Recipe: Easy Reese’s Peanut Butter Cookie Cake

Close-up of a slice of Reese's Peanut Butter Cookie Cake with frosting and candies.

Reese’s Peanut Butter Cookie Cake

This irresistible Reese’s Peanut Butter Cookie Cake boasts a soft, chewy texture and a delightful sweetness from the peanut butter. It’s an easy-to-make, fantastic alternative to store-bought options, perfect for any celebration. Using a large 16″ round cake pan helps achieve that signature thin cookie cake texture that everyone loves!

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Total Time: 28 minutes
Servings: 16
By: Melissa Rose

Ingredients

  • 1 cup butter softened
  • ½ cup creamy peanut butter
  • 1 cup light brown sugar
  • ½ cup granulated sugar
  • 2 large eggs
  • 1 teaspoon baking soda
  • ½ teaspoon salt
  • 1 ½ teaspoon vanilla extract
  • 2 ¼ cups all-purpose flour
  • 1 ½ cups Reese’s Pieces ¾ c. chopped for inside dough, ½ cup whole for inside dough, ¼ cup for topping
  • Mini Reeses Cups for Topping
  • Frosting of choice for Topping
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Instructions

  • In a large mixing bowl, cream butter (1 cup, i.e., 2 sticks), creamy peanut butter (½ cup), granulated sugar (½ cup), and light brown sugar (1 cup) until light and fluffy.
  • Add eggs (2 large) one at a time, mixing well after each addition. Then stir in baking soda (1 teaspoon), salt (½ teaspoon), and vanilla extract (1 ½ teaspoons) and continue to mix until all ingredients are thoroughly combined.
  • Gradually add in all-purpose flour (2 ¼ cups), mixing on low speed until just incorporated. Be careful not to overmix. Gently stir in ¾ cup chopped Reese’s Pieces and ½ cup whole Reese’s Pieces for bursts of peanut butter and chocolate flavor throughout the cookie.
  • Prepare your large circular pan (ideally a 16-inch round pan for that perfect cookie cake thickness) by spraying it generously with cooking spray. Using a spatula or your hands, evenly spread the cookie dough into the pan. This will ensure an even bake and that signature chewy texture.
  • Bake in a preheated oven at 350℉ (175°C) for 16-18 minutes. For a chewier cookie cake (my personal preference), keep a close eye on it and remove it from the oven as soon as the edges are lightly golden and the center is still slightly soft. Avoid overbaking if you prefer a less crunchy texture.
  • Once the cookie cake is completely cooled (this is important for frosting adhesion), generously pipe on your frosting of choice. Then, add decorative Reese’s Pieces and Mini Reese’s Cups to the top for an extra festive and delicious finish. Slice and serve to your adoring crowd!

Last Step! Please leave a review and rating letting me know how you liked this recipe! Your feedback helps my small business thrive so I can continue providing free recipes and high-quality content for you.

Nutrition Information

Calories: 386kcal | Carbohydrates: 45g | Protein: 6g | Fat: 20g | Saturated Fat: 11g | Cholesterol: 50mg | Sodium: 328mg | Potassium: 163mg | Fiber: 1g | Sugar: 29g | Vitamin A: 385IU | Calcium: 36mg | Iron: 1.2mg

Top-down shot of the finished Reese's Peanut Butter Cookie Cake, sliced and ready to serve. A generous slice of Reese's Peanut Butter Cookie Cake, showcasing its soft texture and Reese's candy toppings.

The Joy of Homemade: Making Memories, One Slice at a Time

There’s something uniquely satisfying about bringing a homemade dessert to a family gathering, especially when it’s made with love for a special occasion. As I presented my Reese’s Peanut Butter Cookie Cake, a wave of nostalgia washed over me, thinking about those two little “double trouble” toddlers who once devoured my Rugrats cake. The irony wasn’t lost on me when, upon my arrival on Thursday night, I discovered a store-bought cookie cake already gracing the kitchen table. But then again, for twins celebrating a milestone birthday, perhaps dual birthdays truly do call for dual cakes! It was just one more delightful example of how their “double trouble” nature continues to bring twice the fun, and in this case, twice the deliciousness, into our lives.

Making this cookie cake wasn’t just about baking; it was about honoring traditions, celebrating family, and creating new, sweet memories. Whether you’re making it for a birthday, a special event, or simply to satisfy a craving for that irresistible peanut butter and chocolate combination, this Reese’s Peanut Butter Cookie Cake is sure to become a cherished recipe in your own kitchen. It’s easy, fun, and unbelievably tasty – truly a double dose of deliciousness!

Tips for the Best Reese’s Peanut Butter Cookie Cake

  • Room Temperature Ingredients: Ensure your butter and eggs are at room temperature for the best creamy consistency when mixing.
  • Don’t Overmix: Once you add the flour, mix until just combined. Overmixing can lead to a tough cookie cake.
  • Perfectly Spread Dough: Use a greased spatula or your hands to evenly press the dough into the pan. This ensures a consistent thickness and even baking.
  • Watch Your Oven: Ovens can vary, so keep a close eye on your cookie cake, especially during the last few minutes of baking. You want the edges to be lightly golden and the center to still have a slight give for that perfect chewy texture.
  • Cool Completely: Resist the urge to frost a warm cookie cake! It needs to be fully cooled to prevent the frosting from melting and sliding off.
  • Get Creative with Toppings: While Reese’s Pieces and Mini Cups are classic, feel free to experiment with other candies, chocolate drizzles, or even a sprinkle of sea salt to enhance the flavors.

This Reese’s Peanut Butter Cookie Cake is more than just a dessert; it’s a testament to the joy of baking, the power of a good family story, and the timeless appeal of peanut butter and chocolate. So go ahead, whip up this recipe, and create some “double trouble” of your own – the delicious kind!