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Easy Monster Brownies

If you’re in charge of bringing desserts to a classroom party or are hosting a February 14th get together, these easy monster brownies are just the thing for a sweet treat!

Easy Monster Brownies

To get started with this simple recipe, you’re going to need brownie mix, pink frosting, candy googly eyes, and a few baking tools.

Brownie Ingredients

Look for a disposable frosting bag, a Wilton #233 tip, and heart cookie cutters to get started!

Brownie Baking Essentials

Easy Monster Brownies

Use the heart cookie cutters to cut the brownies, and attach the frosting tip and fill the piping bag with frosting. Gently squeeze the frosting out and onto the brownie.

Easy Monster Brownies

Give each frosted brownie a few candy eyes and repeat with all the brownies.

Easy Monster Brownies

Easy Monster Brownies

Yield: 9
Prep Time: 10 minutes
Cook Time: 22 minutes
Total Time: 32 minutes

A sweet treat for Valentine's Day!


  • 1 box of brownie mix, any brand
  • 2 eggs
  • 1/2 C. vegetable oil
  • 3 tbsp. water
  • pink frosting (I used Pillsbury strawberry)
  • candy googly eyes
  • disposable frosting bag
  • Wilton #233 tip


  1. Preheat the oven to 350 degrees.
  2. Line a 9x13 baking dish with foil and spray with non-stick cooking spray.
  3. Combine the brownie mix and ingredients, mixing well.
  4. Pour the brownie batter into the prepared baking dish.
  5. Bake for 18-22 minutes.
  6. Remove from oven and let cool completely.
  7. Use the heart cookie cutters to cut the brownies.
  8. Attach the frosting tip and fill the piping bag with frosting.
  9. Gently squeeze the frosting out and onto the brownie.
  10. Give each frosted brownie a few candy eyes.
  11. Repeat with all the brownies.
Nutrition Information:
Yield: 9 Serving Size: 1
Amount Per Serving: Calories: 174Total Fat: 15gSaturated Fat: 2gTrans Fat: 0gUnsaturated Fat: 13gCholesterol: 41mgSodium: 42mgCarbohydrates: 9gFiber: 0gSugar: 6gProtein: 2g

The nutritional information here is an estimate. While I try to provide accurate information via Nutritionix, this information is provided as a courtesy and there is no guarantee that it will be completely accurate. I am not a certified nutritionist and any information sunnysweetdays.com should only be used as a general guideline.

Did you make this recipe?

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Easy Monster Brownies

What’s your favorite sweet treat to share for Valentine’s Day?

Valentine’s Day treats:

Krystal | Sunny Sweet Days
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