Birthday brownie sugar cookies are a festive and delicious treat that combines the best of both worlds: the rich, fudgy flavor of brownies and the soft, chewy texture of sugar cookies. These cookies are adorned with colorful rainbow sprinkles, making them perfect for birthdays, celebrations, or any occasion that calls for a fun and tasty dessert. Easy to make and sure to delight both kids and adults, these cookies are a must-try for any cookie lover.

Why You’ll Love This Recipe
You’ll love birthday brownie sugar cookies for their rich chocolate flavor, chewy texture, and vibrant appearance. These cookies are a delightful twist on traditional sugar cookies, with the added depth of brownie-like chocolate goodness. The rainbow sprinkles add a pop of color and fun, making these cookies not only delicious but also visually appealing. They’re perfect for any celebration and are easy to whip up with simple ingredients.
Expert Tips and Tricks
- Use room temperature ingredients: Ensure that your butter and eggs are at room temperature for easier mixing and better texture.
- Don’t overmix: Mix the dough just until the ingredients are combined to keep the cookies soft and tender.
- Chill the dough: Chilling the dough before baking helps the cookies hold their shape and enhances the flavor.
- Roll in sprinkles: Roll the dough balls in rainbow sprinkles for even coverage and a festive look.
- Watch the baking time: Bake just until the edges are set to keep the centers soft and chewy.

Recipe Variations and Possible Substitutions
- Different sprinkles: Use different colors or shapes of sprinkles to match the theme of your celebration.
- Add-ins: Stir in chocolate chips, white chocolate chips, or nuts for extra flavor and texture.
- Frosted version: Top the cooled cookies with a layer of buttercream frosting and additional sprinkles.
- Gluten-free option: Use a gluten-free flour blend in place of all-purpose flour.
- Dairy-free option: Substitute butter with a dairy-free margarine or coconut oil and use dairy-free chocolate.
Serving and Pairing Suggestions
Serve birthday brownie sugar cookies as a festive dessert or snack. They pair wonderfully with a glass of cold milk, a hot cup of coffee, or a scoop of vanilla ice cream. These cookies are also great for gifting, party favors, or adding to a cookie platter for special occasions.

Storage and Reheating Tips
- Room temperature: Store the cookies in an airtight container at room temperature for up to 5 days.
- Freezing: Freeze the cookie dough balls before baking or freeze the baked cookies in a freezer-safe container for up to 3 months. Thaw at room temperature before serving.
- No reheating needed: Enjoy these cookies at room temperature or slightly warmed in the microwave for a few seconds.
Recipe FAQs
What if I don’t have sprinkles? You can omit the sprinkles or substitute with other toppings like chopped nuts or mini chocolate chips.
Can I use different types of cocoa powder? Yes, you can use natural or Dutch-processed cocoa powder depending on your preference.
How do I prevent the cookies from spreading too much? Chilling the dough helps prevent excessive spreading.
Can I make the dough ahead of time? Yes, you can refrigerate the dough for up to 2 days before baking.
Birthday Brownie Sugar Cookies
A symphony of fudgy brownie delight, velvety chocolate frosting, and a cascade of rainbow sprinkles.
Ingredients
- 1/2 cup unsalted butter, melted
- 1 cup granulated sugar
- 2 large eggs
- 1 teaspoon vanilla extract
- 1/3 cup cocoa powder
- 1 cup all-purpose flour
- 1/4 teaspoon salt
- 1/2 teaspoon baking powder
- Rainbow sprinkles
Chocolate Frosting
- 1/2 cup unsalted butter, softened
- 1/4 cup cocoa powder
- 2 cups powdered sugar
- 2 tablespoons milk
- 1 teaspoon vanilla extract
Instructions
- Prepare Brownie Cookie Dough: In a bowl, whisk together melted butter and sugar until well combined. Add eggs and vanilla extract, mixing until smooth.
- Add Dry Ingredients: Sift in cocoa powder, flour, salt, and baking powder. Mix until the batter is smooth and well combined.
- Shape and Bake: Using a cookie scoop or spoon, drop dough onto baking sheets lined with parchment paper. Bake in a preheated oven at 350°F (175°C) for about 10-12 minutes, or until the cookies are set but still slightly soft in the center.
- Cool: Allow the cookies to cool on the baking sheets for a few minutes, then transfer to wire racks to cool completely.
- Prepare Chocolate Frosting: In a mixing bowl, beat softened butter until creamy. Gradually add cocoa powder, powdered sugar, milk, and vanilla extract, beating until the frosting is smooth and fluffy.
- Frost and Decorate: Once the cookies are completely cool, spread a generous layer of chocolate frosting over each cookie. Immediately decorate with rainbow sprinkles, pressing them gently into the frosting.
- Serve and Celebrate: Arrange the cookies on a platter and share the celebration with loved ones.
Notes
Nutrition Information:
Yield: 24 Serving Size: 1Amount Per Serving: Calories: 171Total Fat: 8gSaturated Fat: 5gTrans Fat: 0gUnsaturated Fat: 3gCholesterol: 36mgSodium: 40mgCarbohydrates: 23gFiber: 1gSugar: 18gProtein: 2g






