Method
Step 1 – Make the Brownies
- Preheat oven to 350°F (175°C). Line baking pan with parchment.
- In a bowl, whisk cocoa, flour, sugar, and salt.
- Stir in melted butter, eggs, and vanilla until smooth.
- Spread batter evenly into pan.
- Bake 28–32 minutes, until toothpick comes out with a few fudgy crumbs.
- Cool completely before frosting.
Step 2 – Make the Frosting
- Beat cream cheese and butter until smooth.
- Add powdered sugar gradually, beating until fluffy.
- Mix in milk until spreadable.
- Divide frosting into bowls, tint with Halloween food colors.
Step 3 – Decorate the Monsters
- Spread or pipe frosting over cooled brownies in fun colors.
- Add candy eyeballs, sprinkles, and draw mouths with black gel.
- Cut into squares and let each brownie take on its own “monster personality.”
Notes
🧊 Storage & Reheating
Store decorated brownies in an airtight container at room temp for 2 days, or in the fridge for 5 days.
Freeze unfrosted brownies for up to 2 months. Thaw before decorating.
Best enjoyed fresh for maximum chewiness!
🥄 Variations
Monster Mash Cupcakes: Use the same batter in muffin tins for individual monsters.
Spiderweb Topping: Pipe white icing in webs instead of monster faces.
Candy Mix-Ins: Stir M&Ms or chopped candy bars into the batter.
Gluten-Free Option: Use a 1:1 gluten-free flour blend.
❓ 10 FAQs
Can I use a boxed brownie mix?
Yes — it makes these even quicker. Do I have to make frosting?
No — you can decorate with just melted chocolate and sprinkles. Where do I find candy eyeballs?
Most grocery stores or craft stores in the baking aisle. Can kids help decorate?
Absolutely — it’s the best part! How do I get fudgy brownies instead of cakey?
Don’t overbake — keep them slightly underdone in the center. Can I make these ahead?
Yes, bake the brownies a day before and decorate the next day. Do I need to refrigerate them?
Only if frosted with cream cheese frosting. What food coloring works best?
Gel food colors give vibrant Halloween shades. Can I cut them into fun shapes?
Yes — use cookie cutters for bats, ghosts, or pumpkins. How do I transport them for parties?
Leave uncut in the pan, cover tightly, and slice at the party. 🏁 Conclusion
These Monster Mash Brownies are the perfect mix of delicious and playful — rich chocolate squares topped with wild monster faces that will delight kids and adults alike. Fun to make, easy to decorate, and oh-so-spooky, they’re guaranteed to be the hit of your Halloween spread.
Yes — it makes these even quicker. Do I have to make frosting?
No — you can decorate with just melted chocolate and sprinkles. Where do I find candy eyeballs?
Most grocery stores or craft stores in the baking aisle. Can kids help decorate?
Absolutely — it’s the best part! How do I get fudgy brownies instead of cakey?
Don’t overbake — keep them slightly underdone in the center. Can I make these ahead?
Yes, bake the brownies a day before and decorate the next day. Do I need to refrigerate them?
Only if frosted with cream cheese frosting. What food coloring works best?
Gel food colors give vibrant Halloween shades. Can I cut them into fun shapes?
Yes — use cookie cutters for bats, ghosts, or pumpkins. How do I transport them for parties?
Leave uncut in the pan, cover tightly, and slice at the party. 🏁 Conclusion
These Monster Mash Brownies are the perfect mix of delicious and playful — rich chocolate squares topped with wild monster faces that will delight kids and adults alike. Fun to make, easy to decorate, and oh-so-spooky, they’re guaranteed to be the hit of your Halloween spread.
