Cadbury Egg Cookie Bars are a delightful twist on traditional cookie bars, celebrating the vibrant spirit of Easter in every bite. These luscious bars combine the rich flavors of semi-sweet chocolate, the playful crunch of pastel M&M’s, and the creamy surprise of Cadbury crème-filled eggs. Imagine cutting into a golden-brown bar, only to unveil the cheerful hues of the toppings, inviting everyone around to take a bite. Each bar perfectly balances a chewy texture with bursts of flavor, making them irresistible for both kids and adults alike.

I first made these Cadbury Egg Cookie Bars during an Easter gathering a few years back. Little did I know that they would quickly become a beloved staple in our family recipes. Their delightful combination of flavors not only satisfies a sweet tooth but also brings a sense of nostalgia and joy. Whether you’re hosting a spring brunch or simply craving something sweet, this recipe is one worth trying. So roll up your sleeves, gather your ingredients, and let’s create a batch of joy together!
Table of Contents
Why You’ll Love This Recipe
- Simple & Quick: With just 20 minutes of prep and 40 minutes of baking, you can have these cookie bars ready in no time!
- Irresistible Flavor: The combination of rich chocolate, creamy Cadbury eggs, and colorful M&M’s makes for a flavorful treat you won’t be able to resist.
- Eye-Catching Appeal: With their vibrant colors and fun toppings, these bars are sure to impress, making them perfect for parties or holiday gatherings.
- Flexible Serving: They’re perfect for any occasion – be it dessert at a family dinner, an afternoon snack, or even a sweet breakfast treat.
- Budget-Friendly: Most ingredients are pantry staples, so you can whip these up without breaking the bank.
Ingredients You’ll Need
- 2 & 2/3 cups all-purpose flour: Acts as the base for the cookie bars, providing necessary structure. If you need a gluten-free option, consider substituting with a 1:1 gluten-free flour blend.
- 1 teaspoon baking soda: This leavening agent helps the bars rise, ensuring a soft and chewy texture.
- 3/4 teaspoon salt: It balances the sweetness and enhances all flavors.
- 1 cup unsalted butter, browned and cooled to room temperature: Browning the butter adds a nutty flavor that elevates the entire cookie bar. Always allow it to cool to prevent cooking the eggs when mixed.
- 2/3 cup granulated sugar: This adds sweetness and a slight crispness.
- 3/4 cup packed light brown sugar: Provides moisture and a deeper flavor profile.
- 2 teaspoons vanilla extract: This enhances the sweetness and adds warmth to the overall taste.
- 2 large eggs at room temperature: Eggs help bind the ingredients; using room temperature eggs integrates better with the other ingredients.
- 2/3 cup semi-sweet chocolate chips: These add pockets of melty chocolate goodness. You can substitute with dark chocolate or milk chocolate chips based on preference.
- 1/2 cup pastel Easter M&M’s: Perfect for adding a festive touch and crunch. Feel free to use standard M&M’s if Easter-themed ones are unavailable.
- 1/2 cup crushed Cadbury mini eggs: Their candy shell lends a delightful crunch and flavor. If you can’t find them, other chocolate-coated candies can work too.
- 8-12 Cadbury crème-filled mini eggs, halved (for topping): These create a rich, creamy texture right on top of the bars.
How to Make Cadbury Egg Cookie Bars

- Brown the Butter: In a medium saucepan over medium heat, melt 1 cup of unsalted butter while stirring constantly. Watch closely as it will foam, sizzle, and develop golden brown bits on the bottom. Once it gives off a nutty aroma and is golden brown, remove it from heat and let cool for 10-15 minutes.
- Mix Dry Ingredients: In a medium bowl, whisk together 2 & 2/3 cups of all-purpose flour, 1 teaspoon of baking soda, and 3/4 teaspoon of salt. Set this mixture aside while you prepare the wet ingredients.
- Combine Wet Ingredients: In a large mixing bowl, combine the cooled browned butter with 2/3 cup granulated sugar, 3/4 cup packed light brown sugar, and 2 teaspoons of vanilla extract. Mix them until smooth and glossy, then add in 2 large eggs, beating until well combined.
- Incorporate Dry Ingredients: Stir the dry mixture into the wet ingredients until just combined—be careful not to overmix at this stage.
- Add Mix-Ins: Gently fold in 2/3 cup semi-sweet chocolate chips, 1/2 cup pastel Easter M&M’s, and 1/2 cup crushed Cadbury mini eggs until evenly distributed. Cover the bowl and chill the dough in the refrigerator for 30-60 minutes.
- Prepare to Bake: While the dough chills, preheat your oven to 350°F (175°C) and line or spray a 13.8×10 jelly roll pan with parchment paper for easy removal.
- Spread Dough: Once chilled, spread the dough evenly into the prepared pan. This is also a great time to reserve a few chocolate chips and M&M’s to press into the top for a more appealing look.
- Bake: Place the pan in the preheated oven and bake for 18-22 minutes, or until the edges are golden brown and the center is set but still slightly soft—be cautious not to overbake to maintain that chewy texture.
- Add Toppings: As soon as the bars come out of the oven, gently press halved Cadbury crème-filled mini eggs on top. They will adhere nicely from the residual heat. Allow the bars to cool completely in the pan before cutting into squares.
Storing & Reheating
To store your delicious bars, place them in an airtight container at room temperature for up to 3 days. If you’d like to keep them longer, these cookie bars can be refrigerated for up to a week. For longer storage, freeze the bars wrapped tightly in plastic wrap, then placed in a freezer-safe container, for up to 3 months. When you’re ready to enjoy them, simply thaw in the fridge overnight. The texture is best when enjoyed fresh, but a quick reheat in the microwave for about 10-15 seconds brings back some of that warmth.
Chef’s Helpful Tips
- Always make sure your butter is cooled after browning to avoid scrambling the eggs in the mix.
- If you’re in a hurry, you can skip the chilling step, but it helps enhance the flavors and texture by allowing the dough to rest.
- Add more chocolate chips or M&M’s on top right before baking for a more extravagant appearance.
- Ensure your bars are completely cooled before cutting to get cleaner squares without crumbling.
- Try substituting the Cadbury mini eggs with chocolate-covered nuts for a crunchier alternative.
Cadbury Egg Cookie Bars are not only a culinary treat but also bring joy and smiles to any gathering. With their soft, chewy texture and bursts of chocolate and candy goodness, they’re sure to be a hit. Feel free to experiment with different toppings or mix-ins to create your unique twist, and don’t hesitate to share your creation with loved ones. Bake a batch today, and let the deliciousness unfold!

Recipe FAQs
Can I use other types of chocolate chips?
Absolutely! You can substitute semi-sweet chocolate chips with milk chocolate, dark chocolate, or even white chocolate chips. Each type will bring a different flavor profile to your Cadbury Egg Cookie Bars, allowing you to customize them to your taste.
How should I cool the cookie bars after baking?
After removing the bars from the oven, it’s best to let them cool in the pan for about 10 minutes before transferring them to a wire rack. This allows them to firm up a bit, making for cleaner cutting once they’re completely cool.
Can I make these cookie bars ahead of time?
Certainly! You can prepare the dough in advance, chill it, and store it in the fridge for a couple of days before baking. This can be a huge time-saver for special occasions when you want to have everything prepped in advance.
What’s the best way to cut these bars?
For the cleanest cuts, use a sharp knife and let the bars cool completely before slicing. If you have difficulty with sticking, you can run the knife under warm water and dry it each time for a smoother cut through the rich, chocolatey bars.
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Recipe Card

Cadbury Egg Cookie Bars
- Prep Time: 20 minutes
- Cook Time: 40 minutes
- Total Time: 1 hour
- Yield: 24 servings 1x
- Category: Desserts
- Method: Baking
- Cuisine: American
Description
These Cadbury Egg Cookie Bars offer a delightful combination of chocolate and Easter treats in an easy-to-make dessert. Perfect for sharing or enjoying at home, they are made with simple ingredients like chocolate chips, M&M’s, and creamy Cadbury eggs for a sweet, special treat anyone will cherish.
Ingredients
- 2 & 2/3 cups all-purpose flour
- 1 teaspoon baking soda
- 3/4 teaspoon salt
- 1 cup unsalted butter browned and cooled down to room temperature
- 2/3 cup granulated sugar
- 3/4 cup packed light brown sugar
- 2 teaspoons vanilla extract
- 2 large eggs at room temperature
- 2/3 cup semi-sweet chocolate chips
- 1/2 cup pastel easter m&m’s
- 1/2 cup crushed cadbury mini eggs the candy-coated ones
- 8–12 cadbury crème-filled mini eggs halved (for topping)
Instructions
- Melt the butter in a medium saucepan over medium heat, stirring constantly until golden brown and nutty. Let it cool for 10-15 minutes.
- Whisk together the flour, baking soda, and salt in a medium bowl, then set aside.
- In a large bowl, mix the cooled butter with granulated sugar, brown sugar, and vanilla until smooth. Add the eggs and mix until well combined.
- Gradually stir the dry ingredients into the wet mixture until just combined.
- Fold in chocolate chips, pastel M&M’s, and crushed Cadbury mini eggs gently. Cover the dough and chill in the fridge for 30-60 minutes.
- Preheat the oven to 350°F and prepare a 13.8×10 jelly roll pan with parchment paper or cooking spray.
- Spread the chilled dough evenly in the prepared pan, optionally reserving some M&M’s and chocolate chips for decoration on top.
- Bake for 18-22 minutes, until the edges are golden brown and the center looks set. Avoid overbaking.
- Remove from oven and gently press halved crème-filled Cadbury eggs on top while the bars are still hot. Allow to cool completely before cutting.
Notes
Make sure the butter is cooled to room temperature before mixing to avoid cooking the eggs.
For a sweeter touch, add extra M&M’s on top before baking.
These bars can be stored in an airtight container for up to a week.
Nutrition
- Serving Size: 1 bar
- Calories: 180
- Sugar: 15g
- Sodium: 150mg
- Fat: 9g
- Saturated Fat: 5g
- Unsaturated Fat: 0g
- Trans Fat: 0g
- Carbohydrates: 25g
- Fiber: 1g
- Protein: 2g
- Cholesterol: 35mg
