While this delightful treat might be aptly named a Birthday Cake Cookie, let me assure you, it’s a recipe that perfectly suits any day of the year! As a firm believer that every single day is worth celebrating with a delicious cookie, this Crumbl Copycat Birthday Cookie was specifically crafted for those moments. The most wonderful part? These impressive cookies begin with a humble cake mix, which means you can effortlessly whip them up in remarkably little time. Who could possibly resist a soft, tender cookie generously studded with colorful sprinkles, elegantly crowned with a luscious cream cheese frosting, and incredibly simple to bake from scratch?

Why You Absolutely Must Make This Crumbl Birthday Cake Cookie Recipe!
There are countless reasons to fall in love with this Copycat Crumbl Birthday Cake Cookie, but here are the compelling reasons why you NEED to add this recipe to your baking repertoire today. Get ready to experience a burst of flavor and a whole lot of joy with every bite!
- Effortless Baking with a Cake Mix Base: The foundation of these incredible cookies is a standard cake mix! This ingenious shortcut means you won’t need to stock a pantry full of specialized ingredients. Using a cake mix as the base for the cookie dough provides unparalleled convenience, ensuring a consistent texture and flavor profile every time. It’s the perfect starting point for achieving that coveted soft, cake-like cookie texture without all the fuss.
- Sprinkles Galore for Ultimate Customization: What’s a birthday without sprinkles? These cookies are loaded, absolutely loaded, with vibrant sprinkles! Not only do they add a delightful crunch and playful aesthetic, but they also offer a fantastic opportunity for personalization. Whether you opt for classic rainbow sprinkles, seasonal colors, or a mix that matches a specific theme, changing up the sprinkles is an easy way to make these cookies uniquely yours.
- Irresistible Cake Batter Cream Cheese Frosting: Elevating the classic cream cheese frosting to new heights, this recipe incorporates a touch of dry cake mix directly into the frosting. This simple addition infuses the frosting with that beloved, nostalgic cake batter flavor, creating a smooth, creamy, and utterly delicious topping that perfectly complements the cookie base. It’s a flavor combination that will have everyone asking for more.
- Giant, Impressive Cookies Perfect for Sharing or Personal Indulgence: These aren’t your average cookies; they are gloriously giant cookies! Their substantial size makes them incredibly satisfying and visually impressive. Imagine presenting one of these beauties with a lighted candle—you instantly have a personal birthday cookie cake, making any celebration extra special. They are perfect for sharing, but you might just want one all to yourself!
- Foolproof Recipe for Bakers of All Levels: Whether you’re a seasoned baker or just starting your culinary journey, this recipe is designed for success. The use of a cake mix simplifies the process significantly, making it accessible and enjoyable for everyone. You’ll achieve professional-looking and tasting cookies with minimal effort.
Essential Ingredients for Your Crumbl Copycat Birthday Cake Cookies:
Gathering your ingredients is the first step towards creating these magnificent Crumbl-inspired cookies. Each component plays a vital role in achieving their signature taste and texture. Ensure all perishable ingredients are at room temperature unless otherwise specified for optimal mixing and consistency.
For the Irresistible Birthday Cake Cookie Base:
- Vanilla Cake Mix (15.25 ounces): This is the cornerstone ingredient, acting as the perfect starting point for our soft, tender, and incredibly flavorful Crumbl Copycat Cookie base. It provides a sweet foundation and a moist texture reminiscent of a freshly baked cake.
- All-Purpose Flour (⅔ cup): Added strategically to the cake mix, the all-purpose flour provides essential structure and stability to the cookie dough, preventing them from spreading too much and ensuring they hold their iconic giant shape during baking.
- Eggs (2 large): Eggs are crucial for binding the ingredients together, adding moisture, and contributing to the rich, tender crumb of the cookies. They also help with leavening, giving the cookies a slight lift.
- Butter (⅓ cup, melted): Melted butter is incorporated into the cookie dough to add a rich, buttery flavor and the perfect amount of fat. This contributes to the chewy texture and helps keep the cookies incredibly moist.
- Sour Cream (2 Tablespoons): A secret ingredient for balancing sweetness! Adding a touch of sour cream to the dough introduces a subtle tanginess that cuts through the sweetness, enhancing the overall flavor complexity and contributing to the cookies’ moistness.
- Sprinkles (¼ cup, plus more for topping): These vibrant additions are what make these cookies truly celebratory! Use classic rainbow sprinkles for a traditional birthday look, or feel free to customize them with any color or style of sprinkles you adore to match your occasion.
For the Decadent Cake Batter Cream Cheese Frosting:
- Cream Cheese (8 ounces, softened): The star of our frosting, cream cheese provides a delightful tang and a wonderfully creamy base, making the frosting rich, smooth, and utterly irresistible. Ensure it’s softened to room temperature for lump-free mixing.
- Butter (¼ cup, softened): Working in harmony with the cream cheese, softened butter adds richness, flavor, and helps achieve that incredibly smooth, pipeable consistency. Room temperature butter is key for a truly velvety frosting.
- Vanilla Cake Mix (1 cup): This clever addition transforms a standard cream cheese frosting into a magical cake batter flavored frosting. It infuses the topping with that distinct sweet, vanilla-laden cake flavor, elevating the entire cookie experience.
- Powdered Sugar (4 cups): Also known as confectioners’ sugar, this finely milled sugar is essential for achieving the perfect sweetness and velvety texture in our frosting. Its fine consistency ensures a smooth finish without any unwanted grittiness.
- Milk (2-3 Tablespoons, to thin): A small amount of milk is added gradually to adjust the frosting’s consistency. It helps thin out the frosting to a pipeable texture, ensuring it’s easy to spread or pipe beautifully onto your cookies. Start with two tablespoons and add more if needed.
How to Master Copycat Crumbl Birthday Cake Cookies with a Cake Mix
Crafting these delectable Crumbl Copycat Birthday Cake Cookies is a straightforward and rewarding process. Follow these detailed steps to ensure perfectly baked, beautifully frosted, and utterly delicious results every time. Remember, patience with cooling is key to the best outcome!
Step 1: Prepare the Cookie Dough Base. Begin by preheating your oven to 350°F (175°C). In a large mixing bowl, combine the vanilla cake mix, all-purpose flour, two large eggs, the melted butter, and sour cream. Using a hand-held mixer or a stand mixer fitted with the paddle attachment, mix these ingredients on low speed until they are just combined, then gradually increase the speed to medium. Continue mixing until a thick, cohesive cookie dough forms, ensuring there are no dry pockets of flour left. Avoid overmixing, as this can lead to tougher cookies.
Step 2: Gently Fold in the Sprinkles. Once your dough is perfectly mixed, it’s time to add the festive element! Pour in the ¼ cup of sprinkles. Using a sturdy spatula or your hands, gently fold the sprinkles into the dough until they are evenly distributed. Mixing by hand at this stage is crucial to prevent the sprinkles from breaking apart and losing their vibrant colors.

Step 3: Form and Bake Your Giant Cookies. Prepare a baking sheet by lining it with a silicone mat or parchment paper. Using a 1/4-cup measure, scoop out generous portions of the cookie dough. This will yield approximately 11-12 giant cookies. With clean hands, gently press each scoop of dough into a thick, round disc. These will be substantial cookies, so ensure they are thick rather than flat. Arrange no more than 6 cookies at a time on your prepared baking sheet to allow for adequate spreading. Bake for 10-12 minutes, or until the edges are lightly golden and the centers appear set but still slightly soft. Remember, Crumbl cookies are known for their soft centers, so avoid overbaking.
Step 4: Cool Completely for Perfect Frosting. As soon as the cookies are out of the oven, allow them to cool completely on the baking sheet. The residual heat from the baking sheet will continue to bake them slightly, helping them set up perfectly and preventing them from becoming too delicate. Cooling them fully is essential before frosting to prevent the frosting from melting and sliding off.

Step 5: Prepare the Creamy Cake Batter Frosting. While your cookies are cooling, prepare the decadent frosting. In a large bowl, combine the softened cream cheese and softened butter. Using a hand-held mixer or a stand mixer with the paddle attachment, beat on medium-high speed until the mixture is creamy and smooth, with no lumps of cream cheese visible. Next, gradually add the 1 cup of vanilla cake mix and the 4 cups of powdered sugar, mixing on low speed until combined, then increasing to medium-high until light and fluffy. Slowly add 2-3 tablespoons of milk, one tablespoon at a time, until you achieve a smooth, pipeable consistency. The amount of milk may vary slightly depending on humidity and ingredient temperatures.
Step 6: Frost, Decorate, and Store. Once the cookies are completely cool, transfer the prepared frosting into a piping bag fitted with a large round tip (or simply use a sturdy zipper bag with a large triangle cut from one corner). Starting from the outside edge of each cookie, pipe the frosting in a circular motion, working your way towards the center to create a beautiful swirl or full coverage. Immediately after frosting, generously sprinkle the top of each cookie with additional sprinkles for that extra festive touch. Store your finished Crumbl Copycat Birthday Cake Cookies in an airtight container in the refrigerator for up to 4 days to maintain their freshness and frosting integrity. For longer storage, they can be frozen for up to 3 months.

6 Expert Tips for Achieving the BEST Crumbl Birthday Cake Cookies
To ensure your Crumbl Copycat Birthday Cake Cookies turn out absolutely perfect, embracing that signature soft, chewy, and irresistibly frosted experience, keep these professional baking tips in mind. These small adjustments can make a significant difference in the final product!
- Pre-Whisk Dry Ingredients Thoroughly: Before you even think about adding wet ingredients, take a moment to whisk together the cake mix and the all-purpose flour in a separate bowl. This step is more critical than it seems! It helps to thoroughly combine these dry ingredients, ensuring an even distribution throughout your dough, and crucially, it helps to break up any potential lumps in the cake mix. The result is a more uniform, tender, and consistently baked cookie.
- Incorporate Sprinkles by Hand (No Mixer!): While your mixer is fantastic for developing the dough, it’s the enemy of intact sprinkles. Once your dough is formed, remove it from the mixer and gently fold in the sprinkles by hand using a spatula. Using a mixer to incorporate them will inevitably break the sprinkles into tiny, often unidentifiable pieces, diminishing their vibrant color and delightful crunch. Hand-mixing preserves their integrity and visual appeal.
- Form Large, Thick Dough Discs: Don’t just scoop and bake! After measuring out your 1/4-cup portions of dough, use your hands to gently press and shape them into thick, round discs. This specific shaping is essential for achieving those impressively large, thick, and perfectly chewy Crumbl-style cookies. If they are too thin, they might spread too much and become crisp rather than soft.
- Prioritize Softness: Do NOT Overbake: Cake mix cookies, while delicious, can be particularly susceptible to becoming hard and dry if overbaked. Keep a close eye on them! You’re looking for cookies whose edges are just set and very lightly golden, while the centers still appear slightly soft and perhaps a bit underdone. They will continue to cook slightly from residual heat once removed from the oven, so trust the process and pull them out just a touch early.
- Utilize the Baking Sheet for Optimal Cooling: Resist the urge to immediately transfer your cookies to a wire rack. Allowing the cookies to cool completely on the warm baking sheet is a critical step. The residual heat from the sheet continues a gentle baking process, helping the cookies to fully set up, firm up without drying out, and develop their ideal texture before they are handled or frosted. This also helps prevent them from breaking apart.
- Room Temperature Ingredients for Silky Frosting: For the smoothest, most luxurious cream cheese frosting, ensure both your cream cheese and butter are at perfect room temperature. This means they should be soft enough to easily indent with a finger but not melted. When these fats are at the same temperature, they emulsify beautifully, whipping together to create a homogenous, lump-free, and incredibly smooth frosting that’s a joy to pipe or spread.
Exploring the Wonderful World of Crumbl Cookie Flavors
Crumbl Cookies have revolutionized the gourmet cookie market with their ever-changing and exciting flavor lineup. Unlike traditional bakeries that offer a static selection, Crumbl thrives on novelty and surprise, with new and delectable combinations being introduced every single week. This dynamic approach means the Crumbl Cookie flavors are seemingly unending, keeping customers eagerly anticipating the next rotation. They boast a repertoire of over 200 different indulgent flavors, ensuring there’s always something new and exciting to try.
From this vast and impressive collection of flavors, a few stand out as perennial favorites or highly celebrated releases, often inspiring countless home bakers to create their own copycat versions. Some of the most popular and beloved flavors include the tangy and sweet Raspberry Cheesecake, the rich and decadent Red Velvet and White Chocolate Chip, the delightfully playful Cookies and Cream, and the classic, perfectly soft Chilled Sugar Cookie. Each flavor is a testament to Crumbl’s innovative approach to baking, and this Birthday Cake Cookie truly captures that spirit of festive indulgence.
Planning Ahead: Can I Make Crumbl Birthday Cake Cookies in Advance?
Absolutely, preparing these Crumbl Copycat Birthday Cookies ahead of time is not only possible but also highly recommended for convenience, especially when planning for a party or a busy week. These cookies are quite resilient and maintain their deliciousness with proper storage.
You can confidently bake and frost these cookies days before you plan to serve them. They will keep exceptionally well in an airtight container in the refrigerator for up to 4 days. If you’re looking for an even longer storage solution, these cookies freeze beautifully for up to 3 months. When freezing, you can choose to freeze them with or without the frosting. If freezing with frosting, it’s best to flash-freeze them on a baking sheet until the frosting is firm before transferring them to an airtight container or freezer bag. This prevents the frosting from getting squished or sticking together. Just be aware that when thawing frosted cookies, the vibrant colors of the sprinkles might sometimes “bleed” slightly into the frosting as moisture is released during the thawing process. To minimize this, thaw them slowly in the refrigerator.
Optimal Storage for Your Crumbl Copycat Cookies
Proper storage is essential to maintain the freshness, texture, and flavor of your Crumbl Copycat Birthday Cake Cookies, especially given their creamy frosting. The ideal method of storage will largely depend on how long you intend to keep them.
The best way to store your frosted Crumbl Copycat Cookies is in the refrigerator. Placed in an airtight container, they will remain wonderfully fresh, soft, and delicious for 4-5 days. The refrigeration not only preserves the texture of the cookies but also keeps the cream cheese frosting stable and safe. On the other hand, if the cookies are left at room temperature, their shelf life significantly shortens; they will only last for a couple of days before the frosting might begin to degrade and the cookies start to dry out. Always ensure the container is airtight to prevent them from absorbing odors from the refrigerator or drying out. For un-frosted cookies, room temperature storage in an airtight container for 3-4 days is generally acceptable, but refrigerating them extends their freshness.
Are These Crumbl Cookies a Perfect Substitute for Traditional Birthday Cake?
Absolutely! These magnificent Crumbl Copycat Birthday Cake Cookies are not just a good substitute for a traditional birthday cake; they are, in many ways, an even better, more fun, and incredibly convenient alternative! If you consider yourself a true cookie lover (like myself), opting for this Crumbl Birthday Cake Cookie couldn’t be a more brilliant idea for celebrating any special occasion.
The impressive, generous size of these cookies lends itself perfectly to individual desserts. This eliminates the need for slicing and serving a large cake, making cleanup a breeze and ensuring every guest gets a perfectly portioned treat. Imagine the delight of presenting each person with their own beautifully frosted, sprinkle-laden cookie. For the ultimate birthday celebration, simply add a small birthday candle to the top of each cookie, light it, and sing! It creates a personalized, magical moment for everyone, offering all the joy of a birthday cake in a delightful, handheld form. They’re less messy, often easier to transport, and universally loved.
Cake Batter Flavoring vs. Dry Cake Mix in Frosting: Which to Use?
When it comes to achieving that distinct cake batter flavor in your frosting, you might wonder if liquid cake batter flavoring can be used in place of dry cake mix. The answer is yes, cake batter flavoring can indeed be used as an alternative! It will certainly infuse your frosting with the desired flavor profile.
However, there’s a subtle difference to consider. While cake batter flavoring provides the taste, adding dry cake mix (as this recipe calls for) offers a dual benefit. Not only does it contribute the delicious flavor, but it also adds a slight amount of dry ingredient to the frosting, which can subtly impact its texture and body, making it a bit thicker and creamier. Using dry cake mix is also a highly convenient way to get the flavor since you already have this ingredient on hand for the cookies themselves, minimizing the need for an extra, specialized flavoring extract. If you opt for flavoring, start with a small amount and add more to taste, adjusting the milk quantity to maintain your desired frosting consistency.

Craving More Easy Cake Mix Cookie Recipes? Explore These Awesome Creations!
If you’ve fallen in love with the simplicity and deliciousness of cookies that start with a cake mix, you’re in for a treat! This method is a fantastic way to create a huge variety of unique and delightful cookies with minimal effort. Don’t stop at just one; broaden your baking horizons with these other fantastic cake mix-based cookie recipes:
- Delightful Yellow Cake Mix Thumbprint Cookies Recipe
- Zesty Crumbl Key Lime Pie Cookie Recipe Made with a Cake Mix
- Elegant Copycat Crumbl Pink Velvet Cookies with a Cake Mix
- Classic Easy Neapolitan Sandwich Cookies Recipe Made with a Cake Mix
- Timeless Easy Peanut Butter Blossom Cookie Recipe
Crumbl Copycat Birthday Cake Cookie Recipe with Cake Mix
June Albertson-Dick
10 minutes
25 minutes
35 minutes
12
cookies
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Ingredients
Confetti Cookie
- 1 box vanilla cake mix, {15.25 ounces}
- ⅔ cup all-purpose flour
- 2 eggs
- ⅓ cup butter, {melted}
- 2 Tablespoons sour cream
- ¼ cup sprinkles, {plus more for the top of the cookies}
Cream Cheese Frosting
- 8 ounces cream cheese, {softened}
- ¼ cup butter, {softened}
- 1 cup vanilla cake mix
- 4 cups powdered sugar
- 2-3 Tablespoons milk, {to thin}
Instructions
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Preheat oven to 350°F (175°C).
Confetti Cookie
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Combine cake mix, flour, eggs, melted butter, and sour cream in a large bowl. Mix using a hand-held (or stand) mixer until you have a thick, uniform dough. Add the sprinkles and gently mix in by hand until they are evenly distributed throughout the dough.
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Using a 1/4 cup measure, scoop out 11-12 portions of cookie dough. Use your hands to gently press each portion into a thick, round disc. Bake 6 cookies at a time on a silicone mat (or parchment paper) lined baking sheet for 10-12 minutes, or until the edges are lightly golden and the centers are set but still appear soft.
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Remove cookies from the oven and allow them to cool completely on the baking sheet before moving.
Cream Cheese Frosting
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For the frosting, combine the softened cream cheese and butter in a large bowl. Beat with a hand-held mixer until creamy and smooth. Gradually add the cake mix and powdered sugar, continuing to mix until you achieve a pipeable, fluffy consistency. Add 2-3 tablespoons of milk, one tablespoon at a time, until your desired consistency is reached.
Assembly
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Add the frosting to a piping bag fitted with a large round tip (or use a zipper bag with a large corner cut off). Pipe the frosting onto each cooled cookie in a circular motion, starting from the outside and working your way to the middle. Sprinkle the top of each frosted cookie with a few additional sprinkles for decoration. Store the finished cookies in an airtight container in the refrigerator for up to 4 days, or freeze for up to 3 months.
Nutrition Information
Calories: 590kcal,
Carbohydrates: 101g,
Protein: 6g,
Fat: 19g,
Saturated Fat: 11g,
Polyunsaturated Fat: 1g,
Monounsaturated Fat: 5g,
Trans Fat: 1g,
Cholesterol: 72mg,
Sodium: 578mg,
Potassium: 91mg,
Fiber: 1g,
Sugar: 70g,
Vitamin A: 586IU,
Vitamin C: 1mg,
Calcium: 169mg,
Iron: 2mg
Nutrition information is automatically calculated and should be used as an approximation.
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