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    Home » Recipes » Desserts

    Vegan Cosmic Rice Krispie Treats

    Published: Mar 19, 2025 by Jen Cardenas

    Jump to Recipe - Print Recipe

    These vegan cosmic rice krispie treats have a chewy marshmallow krispie layer, topped with chocolate ganache and rainbow candy chips.  They’re easy to make and are a perfect snack or dessert.

    A cosmic rice krispie treat with more in the background and rainbow candy pieces on a blue cutting board.

    These rice krispie treats are so fun to make and eat! While the original rice krispie treats are a classic, I really love changing them up to make them more unique. Just adding some chocolate ganache and rainbow chips completely change this traditional dessert.

    If you like “cosmic” desserts, try my vegan cosmic brownies!

    Jump to:
    • Why You’ll Love This Recipe
    • Ingredient Notes
    • How To Make Vegan Cosmic Rice Krispie Treats
    • Expert Tips
    • Recipe and Storage FAQs
    • More Vegan Dessert Recipes
    • Recipe
    • Comments

    Why You’ll Love This Recipe

    • Colorful: These rice krispie treats look like a party with the rainbow chips!  You can also use colorful sprinkles instead.
    • Flavor: These treats have the delicious flavor combination of chocolate and marshmallow!
    • Texture: This dessert has a chewy marshmallow krispie layer, fudgy chocolate ganache, and crunchy candy chips.

    Ingredient Notes

    Ingredients needed to make vegan cosmic rice krispie treats.
    • Vegan marshmallows: I usually use Dandies brand of vegan marshmallows. Trader Joe’s marshmallows are also vegan but they only have them seasonally.
    • Vegan butter: I recommend using Country Crock Plant Butter sticks.
    • Rainbow candy chips: I use Bakers Choice which I order from Amazon. You can also substitute with vegan-friendly sprinkles.
    • Non-dairy chocolate chips: Use any brand that you like.  I usually use Trader Joe’s semi-sweet chocolate chips.

    Please see the recipe card below for the full list of ingredients and amounts needed.

    How To Make Vegan Cosmic Rice Krispie Treats

    Step 1: Line an 8" x 8" baking pan with parchment paper and lightly spray with non-stick oil. I like to use 2 strips of parchment paper like a "t" to lift the treats out easily.

    A large pot with melted butter, marshmallows and a rubber scraper.

    Step 2: In a large pot, melt the vegan butter over low to medium-low heat. Add in the mini marshmallows and stir continuously until they are completely melted together into one large blobby marshmallow. It usually takes about 8 minutes.

    A pot with melted marshmallows and vegan butter.

    Step 3: As soon as they become 1 big marshmallow mass, remove the pot from heat and stir in the vanilla extract.

    Rice krispie cereal added to the melted marshmallows and butter.

    Step 4: Add in the rice krispie cereal and stir until they are completely coated with marshmallow.

    A baking dish lined with parchment paper full of rice krispie treats.

    Step 5: Transfer to the prepared pan and level them out. I like press on top with a piece of parchment paper so it doesn’t stick to me. Set aside.

    A bowl of melted chocolate with a spoon and a pan of rice krispie treats.

    Step 6: Next, add the chocolate chips and 1 tablespoon of vegan butter to a bowl and microwave for 20 seconds. Take it out, stir, and continue to microwave in 20 second intervals until it's all melted. Make sure you don't overcook the chocolate or else it'll stiffen up.

    A pan of rice krispie treats with melted chocolate and rainbow candy chips on top.

    Step 7: Spoon and spread out the melted chocolate over the rice krispies. Sprinkle the rainbow candy chips on top and let rest for about an hour.

    Six cosmic rice krispie treats on a blue cutting board with rainbow chips sprinkled about.

    Use the parchment paper to lift the treats out of the pan and cut with a sharp knife into 12 pieces.

    Expert Tips

    • If you can't find vegan mini-marshmallows, cut up regular sized ones in smaller pieces with scissors.
    • Make sure you don't brown the butter or the marshmallows! Cook them on low and remove them from heat as soon as they are fully melted. They’re ready when they form one large marshmallow blob.

    If you love desserts with marshmallows, try my vegan s’mores brownies, vegan ube rice krispie treats and vegan kitchen sink brownies.

    Recipe and Storage FAQs

    How do I store these vegan rice krispie treats?

    Store in an airtight container for up to 3 days.  Keep them at room temperature as they harden in the fridge or freezer.

    Are Kellogg’s Rice Krispies vegan?

    Technically Kellogg's Rice Krispies aren't vegan.  They contain vitamin D3 which is made from animals.  You can find other brands that are vegan and work well like Nature's Path and often store brands.

    Where do I find rainbow candy chips?

    I use Bakers Choice Rainbow Candy Chips which I order from Amazon. They are labeled vegan.

    More Vegan Dessert Recipes

    • Fluffernutter cookies on a white plate with mini marshmallows.
      Vegan Fluffernutter Cookies With Mini Marshmallows
    • Loaf of chocolate bread with 3 slices on cutting board.
      Easy Vegan Chocolate Bread With Chocolate Chips
    • Stack of ube cookies with cooling cookies in background.
      Vegan Ube Cookie Recipe
    • Bowl of mango cobbler.
      Easy Vegan Cobbler with Mango

    If you tried this Vegan Cosmic Rice Krispie Treats Recipe or any other recipe on my website, please leave a ⭐ star rating and let me know how it went in the comments below. Thanks for visiting!

    Recipe

    A cosmic rice krispie treat with more in the background and rainbow candy pieces on a blue cutting board.

    Vegan Cosmic Rice Krispie Treats

    These rice krispie treats are topped with a decadent layer of chocolate ganache and sprinkled with rainbow candy chips. Fun to make and eat!
    5 from 1 vote
    Print Pin Rate
    Course: Dessert
    Cuisine: American
    Diet: Vegan, Vegetarian
    Prep Time: 5 minutes minutes
    Cook Time: 10 minutes minutes
    Resting time: 45 minutes minutes
    Total Time: 1 hour hour
    Servings: 12 servings
    Calories: 236kcal
    Author: Jen Cardenas

    Equipment

    • Large pot
    • 8" x 8" baking pan

    Ingredients

    • 3 tablespoon vegan butter
    • 10 oz bag vegan mini marshmallows
    • ½ teaspoon vanilla extract
    • 4 cups rice krispie cereal see notes below
    • 1 cup non-dairy chocolate chips
    • 1 tablespoon vegan butter
    • 3 tablespoon rainbow candy chips
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    Instructions

    • Line an 8" x 8" baking pan with parchment paper and lightly spray with non-stick oil. I like to use 2 strips of parchment paper like a "t" to lift the treats out easily.
    • In a large pot, melt the 3 tablespoon vegan butter over medium-low heat. Add in the 10 oz bag vegan mini marshmallows and stir continuously until they are completely melted together into one large blobby marshmallow. It takes about 8 minutes. As soon as they become 1 mass, remove the pot from heat and stir in the ½ teaspoon vanilla extract.
    • Add in the 4 cups rice krispie cereal and stir until they are completely coated with marshmallow. Transfer to the prepared pan and use your hand and a piece of parchment paper to press down to even them out. Set aside.
    • Next, add the 1 cup non-dairy chocolate chips and 1 tablespoon vegan butter to a bowl and microwave for 20 seconds. Take it out, stir, and continue to microwave in 20 second intervals until its all melted. Make sure you don't overcook the chocolate or else it'll stiffen up.
    • Spoon the melted chocolate over the rice krispies and spread in an even layer. Sprinkle the 3 tablespoon rainbow candy chips on top and let rest for about an hour. Use the parchment paper to lift the treats out of the pan and cut with a sharp knife into 12 pieces.
    • Store in an airtight container for up to 3 days. Keep them at room temperature as they don't do well in the fridge or freezer.

    Notes

    • Technically Kellogg's Rice Krispies aren't vegan.  They contain vitamin D3 which is made from animals.  You can find other brands that are vegan and work well like Nature's Path and store brands.
    • I use Bakers Choice Rainbow Candy Chips which I order from Amazon.
    • If you can't find vegan mini-marshmallows, cut up regular sized ones in smaller pieces with scissors.
    • Make sure you don't brown the butter or the marshmallows! Cook them on low and remove them from heat as soon as they are fully melted. 

    Nutrition

    Calories: 236kcal | Carbohydrates: 39g | Protein: 2g | Fat: 8g | Saturated Fat: 4g | Polyunsaturated Fat: 1g | Monounsaturated Fat: 1g | Trans Fat: 0.03g | Cholesterol: 1mg | Sodium: 99mg | Potassium: 80mg | Fiber: 1g | Sugar: 24g | Vitamin A: 807IU | Vitamin C: 6mg | Calcium: 14mg | Iron: 3mg
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    Reader Interactions

    Comments

    1. Jen says

      April 02, 2025 at 12:08 pm

      5 stars
      These are my kids new favorite type of Rice Krispie treats!! They’re so fun!

      Reply
    5 from 1 vote

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    Hi, I'm Jen! I love all things vegan, especially baking. I'm a food blogger, recipe developer, and mom of three. My goal is to show how delicious vegan baking can be.

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