Rice Krispy Treat Brains

For some reason, Halloween brings out the gross in me.  I’m always inspired to do some slightly weird and gross brain activity or recipe in honor of being @craftbrain and all.  It must be my inner zombie coming out or something.  This year, it’s totally delicious, totally creepy Rice Crispy Treat Brains.  And they’re totally perfect for your Halloween or Mad Scientist get togethers.  This post contains affiliate links.

Totally delicious, totally creepy Rice Crispy Treat Brainsare perfect for your Halloween or Mad Scientist get togethers.

I love these metal trays {affiliate} for serving.  They’re a bit clinical and they make great play trays, too.  Definitely one of our favorite craft room supplies.  And be sure to pick up some of the Blood Red Sparkle Gel Icing {affiliate} to make the brains look extra gross.

Totally delicious, totally creepy Rice Crispy Treat Brainsare perfect for your Halloween or Mad Scientist get togethers.

Check out the Rice Krispy Treat Brains in Action

This is a fun recipe to make with the kids. Or have the kids make :) You can watch the video for tips!

Spooky Halloween Party Food Signs

I’ve whipped up a bunch a printable Halloween party food signs so your brains can be just as spooky.  And your vampire punch and mummy hot dogs too. Click here for your FREE Downloadable Spooky Halloween Food Party Signs.



Brains are Fun

Looking for an activity to add some gross fun and learning to your krispy treats?  Try 5 Messy Ways to Play Brain Surgeon.
5 Messy Ways to Play Brain Surgeon Left Brain Craft Brain FB

Or the kids can play Paint Docter.

Paint Doctor Left Brain Craft Brain pin

Rice Krispy Treat Brains Recipe


Rice Krispy Treat Brains
Prep Time
10 mins
Cook Time
10 mins
Total Time
20 mins
Crispy sweet monster cereal bars take you back with your favorite childhood breakfast cereals.
Course: Dessert
Cuisine: American
Keyword: cookies
Servings: 12 bars
  • 3 T. butter
  • 1 10 oz. bag mini marshmallows
  • Red food coloring
  • 6 cups Rice Krispies cereal
  • Non-stick cooking spray
  • Red gel icing
  1. Melt butter in a pot over medium heat (you can do this in the microwave too). Add marshmallows and heat until melted, stirring frequently. Add a few drops of red food coloring for a nice brain color.
  2. Add the cereal and stir until evenly coated with the marshmallow / butter mix.
  3. While mixture is still warm, spray your hands with non-stick spray and scoop up about 1/4 cup of marshmallow coated cereal. Form into a ball, then flatten a bit and give it a brain like indent with a spray coated knife. Set finished brain onto a parchment or wax paper covered baking sheet.
  4. Let brains cool and then drizzle with red gel icing to give them that gorey brain look.
  5. Makes 12-16 brains, depending upon how big you made them. Store in an air-tight container for 1-2 days.


More Halloween STEM and STEAM Fun for Kids (and Adults Too!)

You and the kids will love exploring your favorite October themes with STEAM Explorers! You’ll find hands-on art and engineering projects like spider bots, candy STEAM, bat physics, spider web weaving, and more. Delicious recipes that teach about science what you snack (the spider egg cookies are delish!). Printables perfect for home or school that get kids thinking and having fun. Pages to read that help kids understand spiders, sound, bats, and more. Plus they can get inspired by STEM careers all about candy. And as always, lots of fun stuff like color by coding, word searches, seek and finds, and more.

40 thoughts on “Rice Krispy Treat Brains”

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