Halloween Cookie Bars
This post may contain affiliate links, read our disclosure policy.
Halloween Cookie Bars have a delicious chocolate cookie bar bottom and creamy orange buttercream frosting on top. Add some festive sprinkles to complete the perfect Halloween treat.
Cookie bars are the easiest way to bake cookies. It’s just about mixing the batter and spreading it in a pan. Then, you get to add a thick layer of creamy buttercream frosting.
You might also like our maple frosted cookie bars!
Halloween Cookie Bars
These cookie bar treats are a perfect addition to any Halloween party and are great for school parties! They’re simple to make and you just cut and serve. And, they’re super fest with the colors and sprinkles.
Ingredients
For the Cookie
- butter
- brown sugar
- granulated sugar
- egg
- vanilla
- milk
- flour
- cocoa powder
- baking powder
- salt
- chocolate chips (optional)
For the Frosting
- butter
- vanilla
- heavy cream
- salt
- confectioner’s sugar
- orange gel food coloring
- Halloween Sprinkles
Instructions
- Preheat oven to 375
- Grease a 9×13 baking pan (or spray with cooking spray)
- With an electric mixer beat together butter, brown sugar, and white sugar until light and fluffy.
- Add in the egg, vanilla, and milk and continue to mix until well incorporated.
- In a separate bowl combine flour, cocoa, baking powder and salt. Stir with a whisk until well blended and fluffy.
- Gradually add the dry ingredients into the butter mixture mixing well after each addition.
- If chocolate chips are desired fold them into the dough.
- Press the mixture into your prepared pan until it is nice and even.
- Bake for 12-15 minutes or until dough appears set. Don’t overbake or cookies will be dry, they will continue to set as they cool. Baking times may vary depending on if your pan is metal or glass.
- Allow cookies to cool completely before frosting.
To make the frosting:
- Whip butter with an electric mixer until light and fluffy. Add in vanilla, salt, and cream. Continue to mix until well incorporated.
- Add in powdered sugar gradually mixing after each addition until all the powdered sugar has been incorporated and the mixture is nice and fluffy.
- Add in a few drops of orange food coloring and mix. Add additional food coloring until desired color is achieved.
- Spread frosting evenly across cooled cookie bars, sprinkle with sprinkles.
- Cut into 24 squares and serve.
- Store leftovers in an airtight container.
Ideas and Suggestions
These can be as simple as we’ve made here, or you can swap things up a bit to make them your own. Here are a few ideas:
- Candy corn – add candy corn into the frosting
- Color – you could do black frosting or even green or purple and still make it festive for Halloween
- Googly eyes – use the eyeball candies to makes these even more fun for Halloween
We also have a fun and colorful Christmas Bar recipe that’s made with sugar cookie dough!
Want More Fun Halloween Desserts?
- Nutter Butter Ghosts
- Halloween Bundt Cake
- Spider Cookies
- Witch Hat Cupcakes
- Ghost Cupcakes
- Candy Corn Cookies
- Halloween Oreo Fudge
- Halloween S’mores Dip
- Halloween Pinwheel Cookies
- Halloween Ooey Gooey Cookies
Halloween Cookie Bars
Halloween Cookie Bars have a delicious chocolate cookie bar bottom and creamy orange buttercream frosting on top. Add some festive sprinkles to complete the perfect Halloween treat.
Ingredients
Cookie
- ½ cup butter softened
- ½ cup brown sugar
- ½ cup sugar
- 1 egg
- 2 tsp. vanilla
- 2 Tbsp milk
- 2 cups all-purpose flour
- ½ cup cocoa powder
- 1 tsp. baking powder
- ½ tsp salt
- ½ cup chocolate chips optional
Frosting
- ½ cup butter softened
- ½ tsp vanilla
- 6 Tbsp heavy cream
- ¼ tsp salt
- 4 cups confectioner's sugar
- orange gel food coloring
- Halloween Sprinkles
Instructions
- Preheat oven to 375
- Grease a 9 x 13 baking pan (or spray with cooking spray)
- With an electric mixer beat together butter, brown sugar, and white sugar until light and fluffy.½ cup butter, ½ cup brown sugar, ½ cup sugar
- Add in the egg, vanilla, and milk and continue to mix until well incorporated.1 egg, 2 tsp. vanilla, 2 Tbsp milk
- In a separate bowl combine flour, cocoa, baking powder and salt. Stir with a whisk until well blended and fluffy.2 cups all-purpose flour, ½ cup cocoa powder, 1 tsp. baking powder, ½ tsp salt
- Gradually add the dry ingredients into the butter mixture mixing well after each addition.
- If chocolate chips are desired fold them into the dough.½ cup chocolate chips
- Press the mixture into your prepared pan until it is nice and even.
- Bake for 12-15 minutes or until dough appears set. Don’t overbake or cookies will be dry, they will continue to set as they cool. Baking times may vary depending on if your pan is metal or glass.
- Allow cookies to cool completely before frosting.
To make the frosting:
- Whip butter with an electric mixer until light and fluffy. Add in vanilla, salt, and cream. Continue to mix until well incorporated.½ cup butter, ½ tsp vanilla, ¼ tsp salt, 6 Tbsp heavy cream
- Add in powdered sugar gradually mixing after each addition until all the powdered sugar has been incorporated and the mixture is nice and fluffy.4 cups confectioner's sugar
- Add in a few drops of orange food coloring and mix. Add additional food coloring until desired color is achieved.orange gel food coloring
- Spread frosting evenly across cooled cookie bars, sprinkle with sprinkles.Halloween Sprinkles
- Cut into 24 squares and serve.
- Store leftovers in an airtight container.
Nutrition
Calories: 258kcal | Carbohydrates: 41g | Protein: 2g | Fat: 10g | Saturated Fat: 7g | Polyunsaturated Fat: 1g | Monounsaturated Fat: 3g | Trans Fat: 1g | Cholesterol: 33mg | Sodium: 150mg | Potassium: 76mg | Fiber: 1g | Sugar: 31g | Vitamin A: 312IU | Vitamin C: 1mg | Calcium: 28mg | Iron: 1mg
Did You Make This Recipe?
Don’t forget to share it with me on @thebalancingmom and follow on Tiktok @balancingmotherhood and Pinterest @thebalancingmom for more!
