why make this recipe
Making these Easy Small Batch Cosmic Brownies is a fun and delicious way to satisfy your chocolate cravings without having to prepare a large batch. Perfect for a small gathering or just a cozy night in, these brownies are rich, fudgy, and loaded with chocolate chips. Plus, the rainbow sprinkles add a playful touch that makes them even more appealing. This recipe is simple enough for anyone to try, whether you’re a seasoned baker or just starting.
how to make Easy small batch cosmic brownies
Ingredients:
- 4 tbsp butter
- 1 tbsp oil (vegetable or canola)
- 1/3 cup granulated sugar
- 1/4 cup brown sugar
- 1 egg
- 1 tsp vanilla extract
- 1/4 tsp salt
- 1/4 cup all-purpose flour
- 1/3 cup cocoa powder
- 2/3 cup semi-sweet chocolate chips
- 1/4 cup heavy cream
- Rainbow chocolate sprinkles (for topping)
Directions:
- Start by preheating the oven to 325°F. Then line a 9×5 or an 8×5 baking pan with parchment paper and set aside.
- In a large bowl, melt the butter and the oil in the microwave or on the stovetop in a medium saucepan.
- If you melted the butter in a saucepan, transfer it to a large bowl. If not, just add in the granulated sugar and brown sugar to the butter and whisk until the mixture is fully combined.
- Add in the egg and the vanilla extract, then whisk to combine.
- Whisk in the flour, cocoa powder, and salt until the flour mixture disappears.
- Pour the brownie batter into the prepared baking pan. Spread the brownie batter to cover the full loaf pan and bake in the preheated oven for 25 minutes.
- You will know your brownies are ready when you insert a toothpick in the center and it comes out with just a few wet crumbs.
- Make the chocolate ganache.

how to serve Easy small batch cosmic brownies
Allow your cosmic brownies to cool slightly before cutting them into squares. Serve them warm for an extra fudgy experience, or let them cool completely for a more traditional brownie texture. They can be enjoyed on their own or with a scoop of vanilla ice cream on the side for a tasty dessert.
how to store Easy small batch cosmic brownies
If you have leftovers, store them in an airtight container at room temperature for up to three days. For longer storage, place them in the refrigerator for up to a week. You can also freeze the brownies. Just wrap them well in plastic wrap and then in foil before freezing. When you’re ready to enjoy them, simply thaw at room temperature or warm them up in the microwave for a few seconds.
tips to make Easy small batch cosmic brownies
- To keep your brownies extra fudgy, avoid overbaking. A toothpick should come out with a few moist crumbs.
- Feel free to experiment with different types of chocolate chips, such as dark chocolate or white chocolate, for a unique twist.
- If you want more texture, consider adding nuts or crushed cookies to the batter.
variation
You can easily make these cosmic brownies gluten-free by substituting the all-purpose flour with your favorite gluten-free flour blend. Additionally, try using dairy-free chocolate chips and cream to make them vegan.
FAQs
1. Can I use a different size baking pan?
Yes, you can use other baking pans, but keep in mind that baking time may vary slightly. Adjust accordingly to ensure your brownies are baked properly.
2. How can I tell when the brownies are done?
Insert a toothpick into the center of the brownies; they are done when it comes out with a few wet crumbs. If it comes out clean, they may be overbaked.
3. Can I use a different type of sugar?
Yes, you can use coconut sugar or any granulated sugar substitute. The texture and taste might vary slightly, but it will still be delicious!

Easy Small Batch Cosmic Brownies
Ingredients
Method
- Preheat the oven to 325°F (163°C). Line a 9x5 or an 8x5 baking pan with parchment paper and set aside.
- In a large bowl, melt the butter and the oil in the microwave or on the stovetop in a medium saucepan.
- Transfer the melted butter to a large bowl (if melted in a saucepan) and add the granulated sugar and brown sugar, whisking until fully combined.
- Add the egg and vanilla extract, and whisk to combine.
- Whisk in the flour, cocoa powder, and salt until the flour mixture disappears.
- Pour the brownie batter into the prepared baking pan, spreading it to cover the full loaf pan.
- Bake in the preheated oven for 25 minutes. Check doneness by inserting a toothpick in the center; it should come out with just a few wet crumbs.
- Allow the cosmic brownies to cool slightly before cutting them into squares.
- Serve warm for an extra fudgy experience, or let them cool for a more traditional brownie texture. Enjoy on their own or with a scoop of vanilla ice cream.