Cookie Monster Cake Jars Recipe

Playful Cookie Monster Cake Jars Recipe: Blue & Sweet Fun

Indulgent desserts sometimes surprise us with unexpected twists, and these cookie monster cake jars recipe creations deliver pure childhood nostalgia with a modern bakery flair.

Blue buttercream swirls dance atop layers of moist chocolate cake, capturing that beloved fuzzy character’s essence.

Crumbled chocolate chip cookies add delightful texture and crunch to each spoonful.

Layered carefully in charming glass jars, these treats bring whimsy to any gathering or sweet moment.

Children and adults alike will marvel at the playful blue hues and rich flavors.

The combination of soft cake, creamy frosting, and cookie pieces creates an irresistible dessert that promises to delight every single bite.

Prepare to fall in love with this adorable and delicious sweet sensation.

Main Ingredients:
  • Cake Mix: A convenient base for creating the cake layers in the recipe.
  • Oreo Cookies: Provides delicious chocolate cookie crunch and flavor throughout the dessert.
  • Butter: Adds richness and creates a smooth base for the frosting.
  • Vegetable Shortening: Helps stabilize the frosting and provides a creamy texture.
  • Powdered Sugar: Sweetens and thickens the frosting to the right consistency.
  • Vanilla Extract, Milk (or Coffee Creamer): Enhances frosting flavor and adjusts texture.
  • Blue Gel Food Coloring: Creates the signature Cookie Monster blue color.
  • Chocolate Chip Cookies, Candy Eyeballs: Adds playful Cookie Monster character and decoration.
Garnish and Finishing Touches:
  • Blue Ribbon, Glue Dots: Optional decorative element for jar presentation.

Step 1: Whip Up the Cake Base

Grab your favorite cake mix and follow the box instructions.

While mixing, chop up some Oreos and gently fold them into the batter.

This adds a delightful crunch and extra cookie goodness.

Step 2: Bake to Perfection

Pour the batter into your prepared pan and bake according to the package directions.

Let the cake cool completely – patience is key for a spectacular dessert!

Step 3: Create Magical Blue Frosting

In a large mixing bowl, blend:
  • Room temperature butter
  • Vegetable shortening

Mix until smooth and creamy, creating a perfect base for your Cookie Monster magic.

Step 4: Build Frosting Flavor

Add to the butter mixture:
  • Powdered sugar
  • Vanilla extract

Mix thoroughly, starting slow and increasing speed to create a silky smooth texture.

Step 5: Transform Frosting into Cookie Monster Blue

Incorporate these ingredients:
  • Remaining powdered sugar
  • Milk or coffee creamer
  • Blue and teal gel food coloring

Beat the mixture, gradually increasing speed.

Continue mixing for 2-3 minutes until the frosting is light and fluffy.

Step 6: Check Frosting Consistency

Test the frosting with a spoon.

If it needs adjustment, add a splash of milk and beat for an additional 4-5 minutes until it’s perfectly pipeable.

Step 7: Prepare Assembly Station

Fill a piping bag with blue frosting.

Gather mason jars, chopped cookies, cake crumbles, and decorative elements.

Step 8: Layer Cake Crumbles

Scoop 1-2 layers of crumbled cake into each mason jar.

Gently press down to create a compact base.

Step 9: Add First Cookie Layer

Pipe a generous layer of blue frosting over the cake.

Sprinkle chopped chocolate chip and Oreo cookies on top.

Step 10: Continue Layering

Repeat the process:
  • Cake crumbles
  • Blue frosting
  • Chopped cookies

Finish with a beautiful frosting swirl on top.

Step 11: Create Cookie Monster Face

Carefully place:
  • Two candy eyeballs
  • Half a chocolate chip cookie as a mouth

Position these to bring your Cookie Monster to life!

Step 12: Final Festive Touch

Optional: Wrap a blue ribbon around each jar’s rim, securing with glue dots for an extra cute presentation.

  • Gently break cake into even, bite-sized pieces for perfect layering and consistent texture in each jar.
  • Adjust milk or powdered sugar gradually to achieve smooth, pipeable frosting that holds beautiful swirls.
  • Chop cookies into varied sizes for interesting texture – some fine crumbs, some larger chunks create delightful mouthfeel.
  • Position candy eyes and cookie mouth precisely to capture the character's playful personality in each jar.
  • Ensure cake is completely cool before assembling to maintain structural integrity and prevent moisture buildup.
  • Gluten-Free Cookie Monster Cake Jars: Replace regular cake mix with gluten-free cake mix and use gluten-free cookies like Schär or Enjoy Life brand for decorating and layering.
  • Vegan Cookie Monster Cake Jars: Swap traditional cake mix with vegan cake mix, use plant-based butter for frosting, and select vegan chocolate sandwich cookies like Oreo's accidentally vegan option.
  • Low-Sugar Cookie Monster Cake Jars: Utilize sugar-free cake mix, create frosting with sugar substitute like stevia, and choose reduced-sugar cookies for layering and decoration.
  • Keto-Friendly Cookie Monster Cake Jars: Prepare almond flour or coconut flour-based cake, craft frosting with cream cheese and sugar-free sweetener, incorporate keto-friendly chocolate cookies for crunch.
  • Sweet Cookie Monster Vibes: Top these adorable cake jars with extra chocolate chip cookies for a delightful crunch and more cookie monster charm.
  • Party Perfect Presentation: Arrange jars on a blue-themed dessert tray with scattered cookie pieces around them to create a playful, whimsical display.
  • Instagram-Worthy Moments: Add cute monster-themed mini cookie cutouts or small fuzzy blue decorations beside each jar to enhance the playful Cookie Monster aesthetic.
  • Kid-Friendly Dessert Station: Set up a DIY decorating area where children can add their own sprinkles, extra cookie crumbles, or small candies to personalize their cake jar.
  • Store the Cookie Monster Cake Jars in the refrigerator within 2 hours of assembly to maintain freshness and prevent bacterial growth.
  • Cover each mason jar with its original lid or plastic wrap to preserve moisture and prevent absorption of other refrigerator odors.
  • Keep the cake jars refrigerated for up to 3-4 days for optimal taste and texture, ensuring the best quality and flavor experience.
  • Remove the jars from the refrigerator 15-20 minutes before serving to allow the cake and frosting to soften slightly and enhance the overall taste.

FAQs

  • What type of cake mix works best for this recipe?

Any standard vanilla or chocolate cake mix will work perfectly. The key is following the box instructions precisely to ensure a moist cake base.

  • Can I make these jars ahead of time?

Yes, you can prepare the cake jars up to 2-3 days in advance. Store them covered in the refrigerator and add the cookie decorations just before serving to keep everything fresh and crisp.

  • Do I need special piping skills to create the blue frosting design?

Not at all! A simple large star tip (like tip 1M) will help you create beautiful swirls easily. Just apply consistent pressure while piping and you’ll get professional-looking results.

  • Customize with Ease: Whip up this playful dessert that lets you mix and match cake, frosting, and cookie chunks to create personalized treat jars.
  • Kid-Friendly Fun: Perfect for children's parties, this Cookie Monster cake jar turns dessert into an exciting, interactive experience with its cute character design and colorful presentation.
  • No-Fuss Technique: Using a boxed cake mix and simple assembly method makes this recipe super approachable for bakers of all skill levels, from novice to experienced.
  • Portable Party Treat: Compact mason jar format means these adorable desserts are easy to transport, serve, and store – ideal for potlucks, birthdays, and casual gatherings.
Print
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Cookie Monster Cake Jars Recipe

Cookie Monster Cake Jars Recipe


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4.8 from 11 reviews

  • Total Time: 1 hour 25 minutes
  • Yield: 12 1x

Description

Indulgent Cookie Monster cake jars bring nostalgic Sesame Street charm to dessert tables with layers of blue-tinted goodness. Creamy frosting, crumbled cookies, and playful blue hues create a whimsical treat you’ll devour with pure childhood delight.


Ingredients

Scale

Main Ingredients:

  • 15 ounces (425 grams) white or vanilla cake mix
  • 1 cup (2 sticks) unsalted butter, room temperature
  • 1/2 cup vegetable shortening
  • 1820 Oreos, chopped
  • 810 chocolate chip cookies, chopped

Cake Mix Additional Ingredients:

  • Ingredients called for on cake mix box (typically eggs, oil, and water)

Decorative and Flavoring Ingredients:

  • 3 cups powdered sugar
  • 23 tablespoons milk or coffee creamer
  • 1 teaspoon vanilla extract
  • 1 drop electric blue Americolor gel color
  • 2 drops royal blue Chef Masters gel color
  • 8 candy eyes
  • 2 chocolate chip cookies, cut in half
  • Blue ribbon (optional, for decorating jars)
  • Glue dots (optional, for securing ribbon)

Instructions

  1. Preheat the oven according to cake mix instructions and prepare cake pan(s) with non-stick spray.
  2. Mix cake batter following package directions, gently incorporating chopped Oreos into the mixture.
  3. Transfer batter into prepared pan(s) and bake at recommended temperature for specified time.
  4. Allow cake to cool completely on a wire rack for approximately 30-40 minutes.
  5. In a large mixing bowl, cream together room temperature butter and vegetable shortening until smooth and uniform.
  6. Gradually incorporate powdered sugar and vanilla extract, mixing at low speed and increasing to medium.
  7. Add remaining powdered sugar, milk, and blue gel food coloring, blending from low to high speed.
  8. Beat frosting for 2-3 minutes until fluffy and spreadable, adjusting consistency with additional milk if needed.
  9. Fill piping bag with blue frosting using a large decorative tip.
  10. Crumble cooled cake into small, even pieces.
  11. Layer mason jars with cake crumbs, gently pressing down to create compact base.
  12. Pipe blue frosting over cake layer, generously covering the crumbs.
  13. Sprinkle chopped chocolate chip cookies and Oreo pieces between cake and frosting layers.
  14. Repeat layering process until jar is nearly full, ending with a decorative frosting swirl.
  15. Place candy eyeballs on top of frosting to create Cookie Monster’s face.
  16. Position half a chocolate chip cookie beneath eyes to represent mouth.
  17. Optional: Embellish jar rim with blue ribbon secured by adhesive dots.

Notes

  • Customize cake mix by folding in crushed Oreos for extra texture and flavor depth.
  • Allow cake to cool completely to prevent frosting from melting and ensure clean layering.
  • Use gel food coloring for vibrant blue shade without watering down frosting consistency.
  • Adjust milk quantity gradually to achieve perfect piping frosting texture, preventing runny or too-stiff results.
  • Crumble cake while slightly warm for easier, more even compacting in mason jars.
  • Try different cookie combinations like chocolate chip, graham crackers, or peanut butter cookies for unique variations.
  • Make dairy-free by substituting butter with vegan alternatives and using non-dairy milk or creamer.
  • Prepare jars ahead and refrigerate for up to 3 days, keeping cookie crunch intact.
  • Prep Time: 45 minutes
  • Cook Time: 40 minutes
  • Category: Desserts, Snacks
  • Method: Baking
  • Cuisine: American

Nutrition

  • Serving Size: 12
  • Calories: 360
  • Sugar: 25 g
  • Sodium: 250 mg
  • Fat: 18 g
  • Saturated Fat: 8 g
  • Unsaturated Fat: 10 g
  • Trans Fat: 0 g
  • Carbohydrates: 48 g
  • Fiber: 1 g
  • Protein: 3 g
  • Cholesterol: 30 mg
Lena Martinez

Lena Martinez

Contributing Writer & Culinary Educator

Expertise

Southwestern and Latin American cuisines, Vegetarian and plant-based recipe development, Culinary education and community outreach ​

Education

Santa Fe Community College, Santa Fe, NM
Certificate in Culinary Arts

Emphasized Southwestern cuisine and sustainable cooking practices


Lena grew up surrounded by the colors, spices, and traditions of the Southwest – flavors that sparked her love for bold, honest cooking. After earning her Culinary Arts certificate at Santa Fe Community College, she made it her mission to teach home cooks how to create flavorful, plant-powered meals without the fuss.
Her recipes are packed with vibrant ingredients, simple steps, and the kind of heart that turns a regular meal into something you’ll want to share. Outside the kitchen, Lena spends her time wandering farmers’ markets, trading family recipes, and helping young chefs find their voice through food.

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