Our copycat cosmic brownies are LEGIT. Fudgy brownies, loaded with chocolate flavor, and topped with ganache glaze and colorful sprinkles.
You might also like some of our other favorite dessert recipes: cosmic brownie cookies, Texas sheet cake cookies, or copycat Hostess cupcake recipe.

What makes these brownies so delicious? Just like Little Debbie's Cosmic Brownie treats, they are moist and fudgy, not cake-like at all. This gives them a smooth texture and soft bite. Once upon a time, Chick-fil-A also sold brownies similar to these, and they were amazing! Their current brownies simply don’t compare, but no worries, now you can make this classic chocolate treat at home.
Why I Like This Recipe
- Rich chocolate flavor. These brownies are extra rich because I use a 50/50 blend of Hershey's special dark baking cocoa and regular baking cocoa. Rich flavor, without being overpowering. I love that I can use baking cocoa to achieve this flavor vs. melting down baking chocolate.
- Chocolate ganache. The glaze is truly what sets Cosmic brownies apart from the rest. This glaze is not to be confused with frosting. It sets up so that you can pick up the brownies without your fingers getting sticky.
- Soft brownies. These Cosmic brownies are ridiculously soft and fudgy, and they'll stay soft for days, becoming even better on day 2.
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Tips and Tricks
- Use parchment paper in the baking pan. This is a trick for any recipe that needs to be cut into squares and removed from the pan. Line the baking sheet with parchment paper, with at least an inch hanging over each side. Once the brownies cool, it's easy to peel off the paper and remove the entire pan of brownies at the same time. Transfer to a cutting board and slice into squares.
- Do not overbake the brownies. The brownies might seem done when they come out of the oven, but they will continue to bake as they sit in the hot pan. Do not overbake the brownies. 23-25 minutes is perfect.
- Chill the brownies. These brownies need to chill in the refrigerator for an hour or two. This step is critical for creating the fudge brownie base and allowing the top to set properly.
Ingredients

Brownies
- Butter: I prefer salted, but you can use unsalted butter too.
- Sugar: I use a combination of granulated sugar and brown sugar for moisture and texture.
- Eggs
- Vanilla extract
- All-purpose flour
- Baking cocoa (cocoa powder): I like using a 50/50 blend of Hershey's special dark and regular baking cocoa for a rich, but not overpowering flavor.
- Salt
Glaze
- Semi-sweet chocolate chips
- Butter
- Honey (or light corn syrup)
- Milk
Decorations
- Rainbow chip sprinkles: The cosmic sprinkles are rainbow-colored candy-coated chocolate chips. You can sometimes find them in stock at Walmart, but I ordered mine on Amazon. You only need a few tablespoons for this recipe, but the rest won’t go to waste! I keep them in the pantry and add them to the top of Texas sheet cake or Cosmic brownie cookies.
See the recipe card for full information on ingredients and quantities.
How To Make Cosmic Brownies

Step 1: In a large mixing bowl, mix melted butter, sugar, and brown sugar. Mix until creamed and smooth. Add eggs and vanilla. Mix.

Step 2: Add flour, cocoa powder, and salt. Mix.

Step 3: Pour brownie batter into parchment-paper-lined baking dish. Spread with a rubber spatula. Bake brownies for 23-25 minutes. Let brownies cool for 30 minutes.

Step 4: Combine ganache ingredients and melt on the stovetop over med-low heat OR in the microwave in 15-20 second intervals, stirring in between each interval until melted and smooth.

Step 5: Pour ganache over brownies and spread until smooth. Let brownies sit for 1 hour at room temperature to cool completely, then chill for 1 hour in the refrigerator.

Step 6: Sprinkle the brownies with rainbow candy-coated sprinkles. Let brownies sit for 1 hour at room temperature to cool completely, then chill for 1 hour in the refrigerator.

Step 7: Lift the brownies from the pan, using the parchment paper, and set them on a cutting board. Use a sharp knife to trim the edges and slice them into bars.
Cosmic Brownies FAQs
I always use a 50/50 blend of Hershey's Special Dark baking cocoa and regular baking cocoa. It gives brownies a rich chocolate flavor without being overpowering.
The cosmic sprinkles are rainbow-colored candy-coated chocolate chips. You can sometimes find them in stock at Walmart, but I ordered mine on Amazon. You only need a few tablespoons for this recipe, but the rest won’t go to waste! I keep them in the pantry and add them to the top of Texas sheet cake or Cosmic brownie cookies.
Line the baking sheet with parchment paper, with at least an inch hanging over each side. Once the brownies cool, it's easy to peel off the paper and remove the entire pan of brownies at the same time. Transfer to a cutting board and slice into squares.

More Brownie Recipes To Make
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Copycat Cosmic Brownies
Ingredients
Brownies
- ½ cup butter melted
- 1 cup sugar
- ¼ cup brown sugar
- 2 large eggs
- 1 teaspoon vanilla
- ⅔ cup flour
- ⅓ cup cocoa powder
- 1 teaspoon salt
Glaze
- 12 oz. bag of semi-sweet chocolate chips
- 4 Tbsp. butter
- 2 Tbsp. honey or light corn syrup
- 2 Tbsp. milk
Topping
- ¼ cup rainbow chip sprinkles
Instructions
- Preheat the oven to 350 degrees.
- Prepare a 9"x13" baking dish with parchment paper and spray with nonstick cooking spray.Note: You'll want to leave an inch or two of parchment paper over the edge on each end so that you can lift the brownies out of the pan later on.
- In a large mixing bowl mix melted butter, sugar, and brown sugar. Mix until creamed and smooth. This can be done by hand (with a Danish dough hook) or with an electric mixer on low speed until just combined.
- Add eggs and vanilla. Mix.
- Add flour, cocoa powder, and salt. Mix.
- Pour brownie batter into the prepared baking dish. Spread with a rubber spatula.
- Bake brownies for 23-25 minutes. Brownies may seem undercooked, but that is fine. They will continue to bake in the pan while it cools.
- Let brownies cool for 30 minutes (they might still be a little warm, and that's fine). While they sit, make the ganache.
- Combine ganache ingredients and melt on the stovetop over med-low heat OR in the microwave in 15-20 second intervals, stirring in between each interval until melted and smooth.
- Pour ganache over warm brownies and spread until smooth. Sprinkle with rainbow chip sprinkles.
- Let brownies sit for 1 hour at room temperature then chill for 1-2 hours in the refrigerator.
- Lift the brownies from the pan (using the parchment paper), while chilled, and set them on a cutting board. Use a sharp knife to trim the edges and slice them into rectangles.









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